It's the job of the police to enforce the law.

警察的工作就是执法。

《牛津词典》

Desegregation may be harder to enforce in rural areas.

废除种族隔离可能更难在乡村地区实施。

《柯林斯英汉双解大词典》

The legislation will be difficult to enforce.

这一法规将难以实施。

《牛津词典》

The Ecuadorian government has tried to enforce severe limits on the number of Ecuadorians who move to the islands.

VOA: special.2009.12.16

The only objection to be made to it perhaps indeed is that much of the time, it's just more trouble than it's worth to enforce it.

唯一存疑的地方可能是,在大多数时间，实行它太麻烦了。

耶鲁公开课 - 文学理论导论课程节选

The property rights are established and enforced by the government, which is a democratic government, and we have representatives to enforce those rights.

财产权是由政府确立并且强制实施的，而且是由民主政府，代表我们，来强制实施这些权利。

耶鲁公开课 - 公正课程节选

One argues that China lacks an adequate legal structure to enforce copyrights and trademarks.

NPR: U.S. Takes Chinese Trade Complaints to WTO

The firm buys patents and licenses them for royalties or sues to enforce them.

FORBES: Pleasant Surprises

It is against the law and the Federal Reserve is supposed to enforce that law.

NPR: Beware the Bad Home Loans