It is unlikely that they will heed calls for a crackdown.他们不大可能听从严打的号召。In the first week of the police crack-down, over 500 car thieves were arrested.在警方严打运动的头一个星期里，有五百多名盗车贼被拘捕。The police ran a sting operation to crack down on illegal guns.警方展开诱捕行动以严打非法枪支。