HSK 7–9 · verb
须
must; have to; (of a beard) whiskers
这件事须你亲自去办，别人代替不了。
Zhè jiàn shì xū nǐ qīnzì qù bàn， biérén dàitì bùle。
You must handle this matter yourself; no one else can do it for you.
考试前必须复习。
Kǎoshì qián bìxū fùxí.
You must review before the exam.
我们必须完成这个工作。
Wǒmen bìxū wánchéng zhège gōngzuò.
We must finish this work.
他迟到了，必须重写作业。
Tā chídào le, bìxū chóngxiě zuòyè.
He was late, so he has to redo the homework.