Some a capella song are really amusing.

一些人声伴唱的歌曲非常好听。

Vocalists can perform with instrumental accompaniment, or they may perform a capella.

歌唱家可以伴着乐器演唱,也可以无乐器伴奏清唱.

Vocalists can perform with instrumental accompaniment, or they may perform a capella .

歌唱家可以伴着乐器演唱，也可以无乐器伴奏清唱。