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human system

US 
UK 
  • un.载人系统
  • Web人类系统;人文系统;人本系统
un.
1.
载人系统

Sample Sentence

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