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AM    音标拼音: ['æm] ['e'ɛm]
prep. 是,在
n. 午前

是,在午前

AM
调幅

Am
n 1: a radioactive transuranic metallic element; discovered by
bombarding uranium with helium atoms [synonym: {americium},
{Am}, {atomic number 95}]
2: a master's degree in arts and sciences [synonym: {Master of
Arts}, {MA}, {Artium Magister}, {AM}]
3: modulation of the amplitude of the (radio) carrier wave [synonym:
{amplitude modulation}, {AM}]

Am \Am\ [AS. am, eom, akin to Gothic im, Icel. em, Olr. am,
Lith. esmi, L. sum., Gr. ?, Zend ahmi, Skr. asmi, fr. a root
as to be. ?. See {Are}, and cf. {Be}, {Was}.]
The first person singular of the verb be, in the indicative
mode, present tense. See {Be}.
[1913 Webster]

God said unto Moses, I am that am. --Exod. iii.
14.
[1913 Webster]

21 Moby Thesaurus words for "AM":
Ack Emma, FM, PM, amplitude modulation, ante meridiem,
double sideband, foreday, forenoon, grey-eyed morn,
incense-breathing morn, matins, modulation, morn, morning,
morning time, morntime, side frequency, sideband, this AM,
this morning, waking time



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  • AM and PM: What Do They Mean? - timeanddate. com
    AM means before noon This is the 12-hour period from midnight to noon 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
  • What Do A. M. And P. M. Stand For? | Dictionary. com
    The term we associate with the morning, a m , is an abbreviation of the Latin phrase ante merīdiem meaning “before midday ” What does p m mean? 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?
  • 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 AM and PM Stand For? - Britannica
    The abbreviation am stands for ante meridiem, “before midday” in Latin, while pm means post meridiem, or “after midday ” The concept of a 12-hour clock has been around since ancient times
  • A. M. or P. M. - How to Write Them (+ Examples) - GRAMMARIST
    As a kid, I always thought “at morning” and “post morning ” But actually, the appreciated term A M stands for “ante meridiem,” which is a Latin term for “before noon ” It’s used to indicate that a time is in the morning, before 12:00 p m (noon) We also know it as the hour after midnight
  • What Do AM and PM Mean? Definition, Examples, Facts.
    How can I tell if it is A M or P M from a 24-hour clock format? Do we capitalize the words AM and PM? What time is considered to be the start of the new day? When are AM and PM not used?
  • What Do AM and PM Stand For? - Parade
    A M stands for "ante meridiem," which means "before midday " A M represents the first 12 hours of the day P M stands for "post meridiem " It means "after midday" and refers to the last 12
  • What does AM and PM Mean? - WorldAtlas
    The a m is derived from the Latin term ante-meridiem which refers to "before noon," while p m is derived from post meridiem which means "past midday" Both the two periods have twelve hours which are numbered from 0 to 11, with 0 acting like 12
  • What Does AM and PM Stand For? - howtosensei. com
    AM stands for “ante meridiem,” meaning before noon, and PM stands for “post meridiem,” meaning after noon Noon, when the sun is highest in the sky, is neither AM nor PM To avoid confusion, we use “12 noon” instead of “12 PM ”
  • 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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