crack down
对 ... 采取严厉措施, 镇压
例句与用法：
The teacher cracked down on the students when he found they had not been obeying the rules in the examination.
当教师发现学生不遵守考试规则时，他对学生采取了严厉的手段。
Police are cracking down on drug dealers.
警方现对贩毒分子严惩不贷。
The riot police started to crack down on them.
防暴警察开始对他们采取镇压行动。
词形变化：
动词过去式: cracked | 动词过去分词: cracked | 动词现在分词: cracking | 动词第三人称单数: cracks |
crack down
对 ... 采取严厉措施, 镇压
例句与用法：
The teacher cracked down on the students when he found they had not been obeying the rules in the examination.
当教师发现学生不遵守考试规则时，他对学生采取了严厉的手段。
Police are cracking down on drug dealers.
警方现对贩毒分子严惩不贷。
The riot police started to crack down on them.
防暴警察开始对他们采取镇压行动。
词形变化：
动词过去式: cracked | 动词过去分词: cracked | 动词现在分词: cracking | 动词第三人称单数: cracks |
crack down
词形变化：
动词过去式: cracked | 动词过去分词: cracked | 动词现在分词: cracking | 动词第三人称单数: cracks |
crack downcrack down1.翻译：采取严厉措施, 制裁The police are really beginning to crack down on drivers who park their cars just where they like.警察真要对那些随便停放汽车的司机采取严厉措施了。
crack down
名词 crack down:
severely repressive actions
同义词：crackdown
动词 crack down:
repress or suppress (something regarded as undesirable)
同义词：clamp down