mouldjoint

例句：

1. 1. The engineer used a special moldjoint to create the intricate design.
   工程师使用一种特殊的模具接头来创造复杂的设计。
2. 2. The moldjoint was so tight that it held the two pieces together without any gaps.
   模具接头非常紧，以至于将两个部件紧紧连接在一起，没有任何缝隙。
3. 3. The moldjoint was responsible for the precision of the final product.
   模具接头负责最终产品精度的精确度。