water protection

US 
UK 
  • un.水源保护
  • Web水保护;防水等级;水体保护
un.
1.
水源保护

Sample Sentence

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