充要条件 chōng yào tiáo jiàn

necessary and sufficient condition

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. necessary and sufficient condition

Characters

Character Meaning
充 chōng HSK 5
to fill; full; sufficient
要 yào HSK 2
to want; going to (as future auxiliary); must
条 tiáo HSK 2
measure word for long thin things; strip; clause
件 jiàn HSK 2
classifier for events, things, clothes etc; item; component