os

US [.oʊ 'es]
UK [.əʊ 'es]
  • int.
  • prep.代替 of 的非正式说法
  • Web操作系统(Operating System);作业系统;锇(Osmium)
Plural Form:ossa  Plural Form:ora  
n.
1.
【解】〈外〉口,口腔;孔穴;通路
2.
【动,解】〈外〉骨
abbr.
1.
【计】(=operating system)操作系统
2.
【化】osmium

Sample Sentence

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