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US [æd]
UK [.eɪ 'diː]
  • abbr.公元(源自拉丁语 Anno Domini)
  • Web阿尔茨海默病(Alzheimer's disease);活动目录(Active Directory);广告(advertisement)
Plural Form:ads  
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abbr.
1.
公元(源自拉丁语 Anno Domini)used in the Christian calendar to show a particular number of years since the year when Christ was believed to have been born (from LatinAnno Domini )
in (the year) AD 55
公元 55 年
in 55 AD
公元 55 年
in the fifth century AD
公元 5 世纪

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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