v.驅(qū)使；激勵(lì)

The President's speech impelled the nation to greater efforts. 總統(tǒng)的講話激勵(lì)國(guó)民更加努力。

Impelled by feelings of guilt, John write的過去式）" target="_blank">wrote to apologize. 約翰有感愧疚，於是寫信道歉。

I felt impelled to investigate the matter further. 我覺得自己有責(zé)任對(duì)事情作進(jìn)一步調(diào)查。

I was so annoyed that I felt impelled to write a letter to the paper. 我非常惱怒，以致覺得非給報(bào)社寫封信不可。