VERB
阻止；妨礙
If something precludes you from doing something or going somewhere, it prevents you from doing it or going there.
例句
A constitutional amendment precludes any president from serving more than two terms...
一項憲法修正案使得任何總統的任職不得超過兩屆。
In some cases poor English precluded them from ever finding a job.
英語不好有時會讓他們找不到工作。