知ち識しきの泉いずみ

noun

source of knowledge; fountain of knowledge

Metaphorical expression for a person, book, or resource that provides abundant knowledge.

• 彼かれはまさに知ち識しきの泉いずみだ。

  He is truly a fountain of knowledge.

• この図と書しょ館かんは知ち識しきの泉いずみと言いえる。

  This library can be called a source of knowledge.