library preservation

• 图书馆馆藏

library preservation的用法和样例：

例句

1. A major function of the collection development librarian is to serve as a gatekeeper, identifying that portion of the published universe which a given library chooses to acquire.
   一个有功能的图书馆馆藏发展是充当看门人，藉以查明全世界所出版支出版品并了解此图书馆的获取选择。