foundry resin

例句：

1. 1. The foundry used a specialresin to coat the metal before itwas cast.
   铸造厂使用一种特殊的树脂来涂覆金属，然后进行浇铸。
2. 2.The molds were made of wood andcovered with a layer of molten metal.
   模具由木头制成，上面覆盖着一层熔化的金属。
3. 3. The resin hardens quickly, making it easy to shapethe metal into the desired form.
   这种树脂硬化得很快，使得将金属塑形成所需形状变得容易。