free gas

US 
UK 
  • un.自由气体;游离气体
  • Web烃类气体在地表以游离态;因有游离气;膈下游离气体
un.
1.
自由气体
2.
游离气体

Sample Sentence

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