Ritual impurity, which is generally permitted, is distinguished by the characteristics I've quickly jotted down here.

仪式上的不洁，通常是被允许的，它的特征就是我刚刚写在这里的那些。

耶鲁公开课 - 旧约导论课程节选

But usually, if you are not able to work out something in terms of taking the exam at a different time,

不过通常情况下，你不太可能被允许换个时间参加考试，

临时抱佛脚？也做过 - SpeakingMax英语口语达人

It was illegal--it's still illegal in France to name a baby a name that is not officially approved, absolutely--or even to adopt one.

给婴儿取一个没有被官方认可的名字,是违法的,至今仍是如此,完全不被允许,领养也不行

耶鲁公开课 - 1871年后的法国课程节选

W.A.S.T.E. We're not allowed to say "waste," remember.

记住，我们不被允许说“废物“

耶鲁公开课 - 1945年后的美国小说课程节选