中间产品

例句：

1. 1. The company uses intermediates to produce its products.
   该公司使用中间产品来生产其产品。
2. 2. The researcher found that the intermediates played a crucial role in the process.
   研究者发现中间产品在过程中起到了关键作用。
3. 3. The engineer designed an intermediate for the machine to improve efficiency.
   工程师设计了一个中间件，以提高机器的效率。