七嘴八舌

seven mouths and eight tongues —with everybody trying to get a word in; all talking at once

♦ 方案一公布, 大家就~地议论开了。 The draft plan touched off a lively discussion the moment it was announced; everybody was eager to put in a word.

♦ 人们都围了上去, ~, 他不知听谁的好。 People crowded round him, all talking at once, so that he didn't know who to listen to.