bookshelf

I keep my favorite cooking books on the top bookshelf in the kitchen.

(Chinese) 我把我最喜欢的烹饪书放在厨房顶层的书架上。

The bookshelf started to sag under the weight of so many heavy textbooks.

(Chinese) 在这么多沉重教科书的压力下，书架开始下垂了。