AM and PM: What Do They Mean? - timeanddate.com
What Do AM and PM Stand For? By Aparna Kher and Konstantin Bikos Some countries use the 12-hour clock format with “am” and “pm” labels. What do these abbreviations mean? Is midnight am or pm?
中文的上午和下午与am pm时间区间理解！？ - 知乎
第一个时间段指定为上午，标记为am，它从午夜运行到中午。 第二个时段，标记为 pm，涵盖从中午到午夜的 12 个小时。 AM = Ante meridiem : 中午之前 PM = Post meridiem : 中午之后 12小时和24小时 …
如何使用am，pm表示时间？ - 知乎
如何使用am，pm表示时间？ 经常在凌晨受到一些英文邮件 用12:36am 这样的表示方法，那请问凌晨两点多是14:xxam 还是2:xxam 中午十二点30又是12:30pm 还…
「午前」的英文缩写是 am，还是 a.m.？ - 知乎
Oct 15, 2019 · am/pm 用的时候一定要紧跟时间，不能机械地去替代morning和afternoon。 比如你可以说 7am，大家都知道是上午7点；同时相信你绝对不会说出'Good am.'这样的话 。
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出了一点问题 - 知乎
知乎，中文互联网高质量的问答社区和创作者聚集的原创内容平台，于 2011 年 1 月正式上线，以「让人们更好的分享知识、经验和见解，找到自己的解答」为品牌使命。知乎凭借认真、专业、友善的社区 …
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