repeating part

例句：

1. 1. The teacher repeated the instructions for the students to follow.
   老师再次向学生说明指令。
2. 2. The song has a repeating chorus that keeps playing over and over again.
   这首歌有一个不断重复的副歌，一遍又一遍地播放。
3. 3.The program was repeated on the radio because it was so popular.
   这个节目在收音机上重播是因为太受欢迎了。