The mayor had become ineffectual in the struggle to clamp down on drugs.

该市长在打击毒品的斗争中行动不力。

《柯林斯英汉双解大词典》

After a few days, the fungus directs theinsect to clamp down on a leaf.

几天后，真菌指引蚂蚁紧紧咬住一片叶子上。

youdao

Employers are being scrutinised more closely to clamp down on illegal hiring.

现在对雇主有更严格检查，以打击非法雇佣。

youdao

The peace dialogue had lowered tensions between the rivals, but has flagged amid repeated Indian accusations that Pakistan is not doing enough to clamp down on terror groups operating from the country.

VOA: standard.2009.10.28

His Freedom Party has pledged to end foreign influence in Austria and clamp down on immigration.

BBC: Haider in power: A danger to Europe?

Prime Minister Julia Gillard has pledged to clamp down on the "457" temporary work visas.

WSJ: Australia Offers Visa for Millionaires

Chief Executive Bob Greifeld recently called for regulators to clamp down on dark pools.

WSJ: Ban on Flash Orders Is Considered by SEC