secondary environment

US 
UK 
  • un.次生环境
  • Web次环境;二类环境;中学教育
un.
1.
次生环境

Sample Sentence

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