lit. to wave around one's bookbag (idiom); fig. to show off one's erudition; a person who does so
trad. 掉書袋
Also written 掉書袋【diào shū dài】
lit. to wave around one's bookbag (idiom); fig. to show off one's erudition; a person who does so
trad. 掉書袋
Also written 掉書袋【diào shū dài】