crack·down 
(krăkdoun′)
(krăkdoun′)n.
An act or example of forceful regulation, repression, or restraint: a crackdown on crime.
| 单词 | crackdown |
| 释义 | crack·down (krăkdoun′)n. An act or example of forceful regulation, repression, or restraint: a crackdown on crime. |
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