adj.强迫的
动词compel的过去式和过去分词.
Circumstances have compelled a change of plan. 因情况所迫，计划已经改变。
I was compelled to (ie I had to) acknowledge the force of his argument. 我不得不承认他的论据有力。
Adverse circumstances compelled him to close his business. 生意不景气，迫使他不得不停业。
He compelled his sons to study the subject they do not like. 他强迫儿子们读他们不喜欢的科目。
