Hayley教口語，“防患于未然”用英語怎么說？

Nip是掐斷的意思。Bud是花蕾，萌芽的意思。nip something in the bud, 這個(gè)習(xí)慣用語意思是將一件事物消滅在萌芽狀態(tài)，防微杜漸。

to stop something before it has an opportunity to become established

把…消滅在萌芽狀態(tài)，對(duì)…防患于未然

Many serious illnesses can be nipped in the bud if they are detected early enough.

如果及早確診，許多惡疾可以治愈。

It's important to nip this kind of bullying in the bud.

重要的是及早制止這種欺凌弱小的行為。