一天我正在一个大城镇上拜访我的一个朋友，突然一曲优美的音乐传入我耳中。

One day I was visiting one of my friends in a big town. Suddenly a piece of beautiful music came to my ears.

youdao

一天我正在一个大城镇上拜访我的一个朋友，突然一曲优美的音乐传入我耳中。

One day I was visiting one of my friends in a big town. Suddenly a piece of beautiful music came to my ears.

youdao