ㄓㄣzhēnㄐㄧㄢjiānㄉㄨㄟˋduìㄇㄞˋmàiㄇㄤˊmáng

  1. 針頭麥穗比喻雙方言語行動針鋒相對不相上下他們倆冤家只要見面必定一言不讓。」

sharply opposed to each other, with neither prepared to give an inch (idiom)​