"custodian of a library," 1713; see library + -an. Earlier form was library-keeper (1640s), and librarian was used earlier in a sense "scribe" (1660s).
权威例句
1. The old librarian illuminated some old books and manuscripts.
这个老图书馆员把一些古书和旧抄稿加上各种装饰.
2. His father is the librarian of our school library.
他父亲是我们学校的图书馆馆长.
3. The librarian entered a new book in the catalogue.
图书管理员把一本新书编入目录.
4. You may deposit your returned books with the librarian.
你可以把要还的书留在图书管理员处.
5. The librarian had these new books promptly accessioned.