rack section

例句：

1. 1. The engineer designedthe new product with a rack section thatis easy to clean.
   工程师设计了新产品，其架子部分易于清洁。
2. 2. The shelvesare made of wood and can hold manybooks.
   书架由木头制成，可以存放很多书。
3. 3. Thepartition in the warehouse helps toorganize the products by category.
   仓库中的隔板有助于按类别组织产品。