a shaped tool or die for giving a desired form to metal by hammering or pressure 旋锻工具
a groove, ridge, or other moulding on an object 物体上的凹槽(或横栋、其他模制)
verb
[with obj.]shape (metal) using a swage, especially in order to reduce its cross section 用旋锻工具模锻 ■[with adverbial]join (metal pieces) together by this process 用模锻法把金属连接在一起
语源
late Middle English (in sense 2): from Old French souage 'decorative groove', of unknown origin