bàn​chàng

accompany

伴唱 bàn​chàng
accompany verb
to provide vocal accompaniment for a lead singer or performance

The singer is backed by three professional vocalists.

chime in verb
to support, echo, or agree with someone's views or statements

She is currently on stage providing backup vocals for that famous singer.

Frequency

Movie subtitles
1.10 per million appears in 0% of films
Written text
0.326 per million

Sources

Definitions
CC-CEDICT