必须

bìxū

to have to; must; compulsory

adverb HSK 3.0 · Band 3 trad. 必須

Watch it being written

Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.

必
须

Build with these blocks

Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.

必
  • 不必búbìneed notB4
  • 必bìcertainlyB5
  • 必然bìráninevitableB5
  • 必需bìxūto needB5
  • 必要bìyàonecessaryB5
  • 必修bìxiū(of an academic course) requiredB6
  • 未必wèibìnot necessarilyB6
须
  • 无须wúxūneed notB7
  • 须xūmustB7
  • 须知xūzhīkey informationB7

See it in sentences

上课必须带课本。

You must bring the textbook to class.

这事必须今天办完。

This must be finished today.