reference librarian 是什么东西?

reference librarian 是什么东西? What does a reference librarian do 写作文 librarian reference reference reference reference reference reference reference librarian意思 a librarian I thought the librarian said .怎么翻译?M:I thought the librarian said we could check out as many books as we need without our library cards. W:That's right,but not those reference books.其中,M:I thought the librarian said we could check out reference referencereference reference reference referencereference reference reference reference reference reference reference chief librarian是什么意思 head librarian是什么意思? head librarian 中文是什么? with reference sales reference make reference cross-reference payment reference reference是什么意思 reference是什么意思