n.压迫,镇压,打击,制裁,强制取缔
a military crackdown on student protesters
对抗议的学生实行的军事镇压
The government has ordered a crackdown on truancy.
政府已经命令严厉查处玩忽职守行为.
a crackdown on fare dodgers on trains
对火车逃票者的严厉打击