never for a second,did I doubt that my father would come to my rescue.这个to my rescue 是怎么回事

题目

never for a second,did I doubt that my father would come to my rescue.这个to my rescue 是怎么回事

答案

这是个短语动词,come to one's rescue 拯救某人,英语短语动词结构是固定的,必须个别记忆