象牙塔

xiàngyátǎ ㄒㄧㄤˋ ㄧㄚˊ ㄊㄚˇ

    • ivory tower

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
ivory tower
Meaning
A secluded world of intellectuals cut off from real life. Usually mildly critical.

Sources