quaternary ammonium

US 
UK 
  • un.季胺;手铵
  • Web季铵;季胺盐;季铵盐
un.
1.
季胺
2.
手铵

Sample Sentence

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