unities
n. 统一体( unity的名词复数 ); (艺术等) 完整; (文学、戏剧) (情节、时间和地点的)统一性; 团结一致
All compounds are unities of opposites differing in nature.
化合物都是不同性质的东西的对立统一.
You see, an atom is a complex of unities of opposites.
你看在原子里头,就充满矛盾的统一.