of the essence

US 
UK 
  • na.绝对不可缺的
  • Web极重要的;必不可少的;不可缺少的
na.
1.
绝对不可缺的

Sample Sentence

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