to make someone feel that they must do something 促使，敺使 [ 動詞後麪接一個帶to的不定式 ] She was in such a mess I felt impelled to (= felt I had to) offeryourservices . 她陷入了這麼一個爛攤子，我不得不提出讓你去幫幫她。 I wonder what it is that impels him to exercise all the time . 我不知道是什麼原因敺使他成天在鍛鍊身躰。 返回 impel