博大精深

jīngshēn
(idiom) wide-ranging and profound

CEDICT

  1. (of concepts) wide-ranging and profound; deep
  2. wide-ranging and profound; deep

Wiktionary

  1. 广博深远
  2. 形容一个人知识见解精闢

重編國語辭典

  1. 广博深远
  2. 形容一个人知识见解精闢

維基詞典

Entry Composition