| 词汇 | crack-down |
| 释义 | crack downphrasal verb with crackverbuk /kræk/ us /kræk/ C2 to start dealing with bad or illegal behaviour in a more severe way: 制裁；处罚；打击；镇压 Police organized operations to crack down in the area's most dangerous neighbourhoods. The government is trying to crack down, but that risks shifting the activity towards underground money exchangers. Preventing and impeding anti-drug anti-jamming avoid avoidable avoidably fireproof flameproof guard against something hamper hang have someone/something hanging round your neckidiom head off preclusion preclusive prejudice prevent preventable scuttle smother suffocate crack down | American Dictionarycrack downphrasal verb with crackverbus/kræk/ to take strong action to stop something: The law limits engine idling to four minutes, but there aren’t enough police officers to crack down on the problem. |
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