Chinese

		point of a needle	to square off; to face off; to face each other
trad. (針鋒相對)		針鋒	相對
simp. (针锋相对)		针锋	相对

Idiom

針鋒相對

1. to be diametrically opposed; to be in sharp opposition; to go toe-to-toe with somebody in action or speech; to give tit for tat