n piece of furniture with shelves for books 书橱; 书柜.
a piece of furniture with shelves to hold books
1. The curious bottle, which now adorns the bookcase in his study, was his first and last purchase of rare cosmetics. 在他书房的书柜里摆着那瓶形状古怪的香水泥就是他第一次也是最后一次购买的稀有化妆品。
2. This bookcase isn´t for me. 这个书架不是为我做的，
3. Taking a book from a bookcase, I climbed up into the window-seat. 从书架上拿下一本书，爬上了窗座。
4. I´m making a bookcase. 我正在做书架。