crackdown

名词 crackdown:

1. severely repressive actions

1. A crackdown on crime.
   对犯罪进行制裁
2. Campaign aiming at crackdown on porn, drug and gambling is carried out thoroughly in China.
   一场严厉打击色情，毒品和赌博的运动正在全国展开。

crack.down

n.（名词）
An act or example of forceful regulation, repression, or restraint:
制裁：采取严厉措施、镇压、约束的行为或实例：
例句：
a crackdown on crime.
对犯罪进行制裁