necessary and sufficient condition

US 
UK 
  • un.充要条件;必要充分条件
  • Web必要且充分的条件;充分必要条件;条件条件条件条件
un.
1.
充要条件
2.
必要充分条件

Sample Sentence

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