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used air

US 
UK 
  • un.废气;用过的空气
  • Web使用空气压力
un.
1.
废气
2.
用过的空气

Sample Sentence

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