铜圆

铜圆：tóng yuán　基本解释：[copper coin] 圆形铜质辅币,清末至抗日战争前通用●详细解释：◎ 铜圆,铜元 tóngyuán,tóngyuán[copper coin] 圆形铜质辅币,清末至抗日战争前通用1、热粘合或溶剂自焊性...