n.弥补术；修复术
And he gave me hug goodbye the first day and I went to kiss him on the cheek, and I realized like that this is not really his face, it's the prosthetics. 当我们第一次拥抱吻别时，我想亲他的面颊，忽然想到那不是他的真脸，那是化妆面具。
Dental prosthetics involving a bridge or bridges. 用齿桥补牙用一个或多个齿桥进行牙齿修复
