clamp down

例句：

1. 3.
   尤指
2. 1. The company's decision to clamp down on overtime work has caused some employees to resign.
   该公司决定对加班工作进行限制，导致一些员工辞职。
3. 2. The government clamped down on illegal drugs after the incident.
   在那次事件后，政府对非法毒品进行了打压。
4. 3. The artist clamped down on his emotions during the performance.
   这位艺术家在表演期间努力抑制自己的情绪。