释义 |
crack downv adv [I]to take strong action to stop something happening制裁,处罚The library is cracking down on people who keep their books too long by increasing the fines.图书馆通过增加罚款来处罚借了书长期不还的人。Police have been cracking down on illegal parking--lots of cars have been wheel-clamped.警察打击非法停车行为----许多车的车轮被锁住了。
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