轮番上阵 lúnfānshàngzhèn to take turns Origin Definitions Defs Strokes Stroke Words Sentences Sents 轮番 輪番 lúnfān in turns to do something in turn or one after another; to alternate and take turns上阵 上陣 shàngzhèn to participate to take part in a competition, match, labor, or other organized activity