例： Boulder was one of the first cities in the nation to enforce a ban on smoking.
博尔德是该国率先施行禁烟令的城市之一。
例： Until now, the government has only enforced the ban with regard to American ships.
到目前为止，政府只对美国船只实行了该禁令。
例： The measures are being enforced by Interior Ministry troops.
这些措施正由内政部的部队实施。
例： A strict curfew was enforced.
当时实施了严格的宵禁。