1. 打击：中国人民银行(the Peoples Bank of China)称正在调查是否打击(crack down)Q币,因为它某种程度上已经进入现实物品(real world goods)购买领域. 但QQ称Q币本身只是一种正常商品(regular commodity),并非货币(currency).

2. 制裁：crack-brained 疯狂的 | crack-down 制裁 | crack-up 撞碎

3. 劈啪击下：crack down on 制裁 | crack down 劈啪击下 | crack of dawn 黎明

4. 镇压,取缔,扫荡：correspond to与...一致,符合,等于,相当于,与...相似 | crack down镇压,取缔,扫荡 | cross out规划

verb

1. repress or suppress (something regarded as undesirable)

e.g. The police clamped down on illegal drugs

Synonym: clamp down