书库 (shū kù) — stack room; stacks (in a library); (figurative) a mine of information; a place rich in knowledge

Definition

Examples

• 这个大学的书库很大，里面有上百万本书。
  Zhè ge dà xué de shū kù hěn dà, lǐ miàn yǒu shàng bǎi wàn běn shū.
  This university's stack room is very large, with millions of books inside.
• 他经常在书库里查找资料。
  Tā jīng cháng zài shū kù lǐ chá zhǎo zī liào.
  He often looks up materials in the stacks.
• 对历史学家来说，这个档案馆简直是个书库。
  Duì lì shǐ xué jiā lái shuō, zhè ge dàng àn guǎn jiǎn zhí shì gè shū kù.
  For historians, this archive is simply a mine of information.