牛圈里不要插进马嘴来 don't put in a horse's nose among a herd of cattle; don't interrupt.; don't cut in
插嘴 interrupt; chip in; put in a word; cut [chop; butt] in; interpose; break in; break in upon 插不上嘴 cannot get a word in edgeways; 在别人讲话时插嘴是不礼貌的。 it is not polite to interrupt when someone is talking
不要 don't 不要麻痹大意。 don't slacken your vigilance. 不要总是以为自己对。 don't think you are always right. 不要大声喧哗! don't speak in a loud voice!; dont't make noise! 不要游手好闲。 don't idle about