People often see AM and PM on the digital clock but never tried to decipher “why such abbreviation is used to denote time period?” AM stands for Ante Meridiam whereas PM stands for Post Meridiam. This ...

所以中午十二点应该表达为12:00 noon，前后一分钟的时间分别是11:59 am和12:01 pm。 非要分清楚中午是哪个的话，12:00 am就是晚上你经常熬夜的那个凌晨十二点，那12:00pm自然就是中午午休时候的十二点啦~ 不过，要说午夜十二点的话，12:00 midnight的用法也比较模棱两可 ...

What is AM and PM Meaning in Time? Ever wondered where AM and PM came from? Discover the fascinating history behind the 12-hour clock format and these terms, from ancient timekeeping to modern ...

AM and PM Full Form: Back in time, people used the dark and light contrast in a 24 hour cycle to figure out the time. The position of the sun in the day helped in determining the time and the position ...