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PM    音标拼音: [p'i'ɛm]
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PM
n 1: an examination and dissection of a dead body to determine
cause of death or the changes produced by disease [synonym:
{autopsy}, {necropsy}, {postmortem}, {post-mortem}, {PM},
{postmortem examination}, {post-mortem examination}]
2: a soft silvery metallic element of the rare earth group
having no stable isotope; was discovered in radioactive form
as a fission product of uranium [synonym: {promethium}, {Pm},
{atomic number 61}]
3: the person who holds the position of head of the government
in the United Kingdom [synonym: {Prime Minister}, {PM},
{premier}]
4: modulation of the phase of the carrier wave [synonym: {phase
modulation}, {PM}]

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  • AM and PM: What Do They Mean? - timeanddate. com
    PM means after noon It covers the 12 hours from noon to midnight Using numbers from 1 to 12, followed by am or pm, the 12-hour clock system identifies all 24 hours of the day For example, 1 am is one hour after midnight, and 5 am is early in the morning; 5 pm is late in the afternoon, while 11 pm is one hour before midnight
  • What do AM and PM mean? - World Time Clock Map
    In particular, AM stands for ante meridiem, which translates into English as ‘before midday’ Meanwhile, PM is post meridiem and means in English ‘after midday’ These abbreviations are used to identify the time in the 12-hour clock format instead of using 24 hours
  • What Do A. M. And P. M. Stand For? | Dictionary. com
    P m is an abbreviation of post merīdiem, meaning—you guessed it—“after midday ” These two terms help keep ambiguity at bay in the 12-hour time system What does m mean? There is a third, lesser-known abbreviation in this system: m From the Latin merīdiēs (“midday”), it means “noon ”
  • What Do A. M. And P. M. Stand For Anyway? | HuffPost Life
    Americans use many abbreviations in everyday speech and writing Shorthands like “yd” for yard and “a c” for air conditioning are pretty straightforward, but there are some misconceptions about others For example, take “a m ” and “p m ” People in the U S are constantly thinking and
  • A. M. or P. M. – How to Write Them (+ Examples) - GRAMMARIST
    Their official spelling is with the periods: A M and P M However, over time, language has evolved, and the spellings am and pm are acceptable when written in a certain way The event will begin at 11 am You have soccer practice at 5 pm Also, using lowercase letters with or without periods is acceptable and actually more commonly used today
  • What Do AM and PM Stand For? - Britannica
    The abbreviations am and pm are used in the 12-hour clock system, which divides the day into two 12-hour periods, distinguishing between the morning and afternoon or evening hours
  • The Time - Converting AM PM to 24 Hour Clock - Math is Fun
    There are two main ways to show the time: "24 Hour Clock" or "AM PM": 24 Hour Clock: the time is shown as how many hours and minutes since midnight AM PM (or "12 Hour Clock"): the day is split into:
  • Meaning, Full Form of AM PM | Relation with 24-Hour clock - Cuemath
    AM and PM are the abbreviated terms for Ante Meridiem and Post Meridiem respectively While AM represents the time from midnight to 11:59 noon, and PM represents the time from 12 noon to 11:59 midnight
  • What Do AM and PM Stand For? | Meaning Examples - QuillBot
    AM and PM stand for “ante meridiem” (before midday) and “post meridiem” (after midday) In parts of the world with a 12-hour time system, people use “a m ” or “p m ” to clarify which hour they’re referring to For example, 6:30 a m is morning, and 6:30 p m is evening
  • AM vs. PM — What’s the Difference?
    AM stands for "Ante Meridiem," translating to "before midday," while PM stands for "Post Meridiem," which means "after midday " These terms have been used for centuries to standardize time-keeping and avoid ambiguity in daily schedules and activities





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