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

VOA: special.2009.12.16

It's limited by the obligation on the part of the majority to respect and to enforce the fundamental natural rights of the citizens.

它受限于多数人有义务尊重,并维护公民的基本自然权利。

耶鲁公开课 - 公正课程节选

It is a right that attaches to individuals as human beings, even before government comes on the scene, even before parliaments and legislatures enact laws to define rights and to enforce them.

这种权利依附于个体而存在，甚至早于任何政府的建立，甚至早在任何议会和立法机关,制定法律定义权利并强制实施前，就已存在。

耶鲁公开课 - 公正课程节选

Officials in Washington recently lost a ruling over their power to enforce competition on the Internet.

VOA: special.2010.05.21