必须遵守

must obey

→ 必须
phrase Rare #25,665
must obey Used to say that a law, rule, regulation, or discipline must be followed. 必须 means “must,” and 遵守 means “obey” or “follow.”
CH: 在图书馆里,我们必须遵守安静的规则。
EN: In the library, we must follow the quiet rules.

我们有些规则必须遵守

We have certain rules that must be followed.

— 八部半 (1963)

必须遵守纪律

You must follow discipline.

— 放牛班的春天 (2004)