英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

PM    音标拼音: [p'i'ɛm]
相位调制

相位调制

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}]

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • 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? - Readers Digest
    The abbreviation p m stands for post meridiem, meaning “after noon” or “after midday ” This applies to all times from 12 p m to 11:59 p m While the origin of the terms can be traced back to
  • 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
  • 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 “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 ”
  • PM Modis Speech in Lok Sabha Highlights: PM Narendra Modi to . . . - Mint
    PM Modi's Speech in Lok Sabha Highlights: Prime Minister Narendra Modi on Monday, 23 March, addressed the Lok Sabha on the ongoing conflict in West Asia He will speak in Rajya Sabha on Tuesday
  • PM: Definition, Meaning, and Examples - usdictionary. com
    "PM" can refer to the time after noon, a prime minister, the chemical symbol for promethium, or the act of sending a private message online This small abbreviation carries meaning across timekeeping, politics, science, and digital communication
  • 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 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
  • PM Definition Meaning - Merriam-Webster
    What does the abbreviation PM stand for? Meaning: phase modulation How to use pm in a sentence





中文字典-英文字典  2005-2009