learn/get sth by heart牢牢记住;背下：Our teacher attaches much importance to ancient Chinese prose，he often asked his students to learn them by heart.我们老师非常重视古文，他常常要求学生们将古文背下来。let by 让……过去;为……让路：As the street was narrow，pedestrians all kept aside to let by the cart. 由于街道狭窄，行人们都站到一旁让那辆马车过去。 |