帮腔[bāng qiāng ]
词典vocal accompaniment in some traditional Chinese operas：帮腔。
词典join in singing behind the stage：帮腔。
词典speak in support of sb.：帮嘴。
词典\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
词典echo sb.
帮腔[bāng qiāng]
{音} （在台后和着唱） vocal accompaniment in some traditional Chinese operas; (in some Chinese operas) join in singing behind the stage
1. chorus：伴奏者座席 pit | 帮腔 chorus | 包厢 balcony; box