gypsum mold

例句：

1. 1. The sculptor used a gypsum mold to create the sculpture.
   雕塑家使用石膏模具来创作这件雕塑。
2. 2.The plaster mold was used to cast the statue in wax.
   用石膏模具来铸造雕像。
3. 3. The molds were carefully designed to ensure the accuracy of the final product.
   模具被仔细设计，以确保最终产品的准确性。