戒备

HSK 7-9

jièbèi

to be on guard; to beware

to guard against (emergency)

我们要戒备小偷。

wǒmen yào jièbèi xiǎotōu

We must beware of thieves

他总是戒备着，以防发生意外。

tā zěnzhěn rènjǐng zhe, yīfáng fāshēng wàiyì

He is always on alert to prevent accidents