手机拨号键上的*和#键是干嘛用的？终于明白了！
<p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">经常打电话</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">你有没有发现一个问题</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">明明打电话只需要用到数字0-9</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">为什么拨号键盘上除了数字</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">还有*和#？</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; line-height: 28.8px; text-align: center; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; text-align: center; line-height: 1.75em; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">现在的电话机</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">不论是座机还是手机</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">都是有*和#的</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">不过再往前推</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">电视剧里偶尔能看到的那种老式电话</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">那上面就只有数字</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(136, 136, 136); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;"></strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">那么问题来了</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">为什么明明数字就已经够用了</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">偏偏还要多出来两个键</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">岂不是很多余吗？</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; text-align: center; line-height: 1.75em; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">出现这两个键</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">要追溯到上世纪60年代</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">贝尔实验室在研制电话与电脑的交互<br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">由于0-9只有十个数字</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">按照x乘以x的方式</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">怎么排列都不完美</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">3乘3会多一个</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">3乘4就缺两个</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">少一个数字肯定不行</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">所以最后选择了3乘4的排列方式</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">于是多出来的两个</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">就变成了*和#</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">那么这两个键</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">究竟有什么用呢？</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">其实刚设计出来的时候</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">设计者也不知道要用来干嘛</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">多出来的这两个键</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">完全是留做未来开发的</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; text-align: center; line-height: 1.75em; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">后来的事实证明</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">这两个键确实起到了很大的作用</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">比如八九十年代</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">那时候手机没有那么流行</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">打电话多是依靠公用电话</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">需要用到IP卡之类的<br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">这时候每操作一步都需要用到#号键</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">用来表示暂停或者转换</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">等到后来座机普及了</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">基本上每家每户都有了电话机</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">除了打电话</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">电话机还有了一些附加的功能</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">比如闹钟、回拨之类</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">这些也需要用到这两个键</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">比如设置闹钟</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">就要先按*55*</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; text-align: center; line-height: 1.75em; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(136, 136, 136); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;"></strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; line-height: 28.8px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">再后来</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">手机普及了之后</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">这两个键的功能就更多了</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">比如那时候的直板诺基亚</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">锁屏和解锁都是功能键+*号键</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">即使现在</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">智能手机也有一些功能要用到*和#</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">比如查手机的IMEI码</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">这个大家估计都知道了</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">拨号界面按“*#06#”</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 18px; line-height: 28.8px; text-align: center; box-sizing: border-box !important;"><br style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">当然用得最多</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">也是在通话过程中的作用</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">大概就是转接</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">比如打电话给移动或者银行客服<br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">就经常会听到这句话</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(123, 12, 0); box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">“输入密码并按#号键结束”</strong></span></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">或者拨打企业电话之后</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">也需要用到这两个键来转到分机</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; box-sizing: border-box !important;"><br data-filtered="filtered" style="max-width: 100%; box-sizing: border-box !important;"></p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">这些仅仅是*#的一部分作用</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">如果你还知道其他的作用</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">可以在下面留言</p><p style="max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 25.6px; text-align: center; box-sizing: border-box !important;">让别人也涨涨姿势~</p><hr><p style="max-width: 100%; min-height: 1em; line-height: 25.6px; box-sizing: border-box !important;"><span style="max-width: 100%; color: rgb(136, 136, 136); font-family: 微软雅黑; box-sizing: border-box !important;"><strong style="max-width: 100%; box-sizing: border-box !important;">来源：好奇实验室</strong></span></p><p style="max-width: 100%; min-height: 1em; line-height: 25.6px; font-family: 微软雅黑; box-sizing: border-box !important;"><br></p>
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