water seal

US 
UK 
  • na.【机】水封闭
  • Web止水装置;水封的;液密封
na.
1.
【机】水封闭

Sample Sentence

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