crack down
片語動詞所屬單字crack
crack down — 片語動詞
1. To take strong action to stop or control something, especially illegal activity.
1.片語動詞
釋義
嚴厲取締
To take strong action to stop or control something, especially illegal activity.
例句
The police cracked down on street racing last weekend.
Schools are cracking down on cheating during exams.