A person who has extensive book knowledge but lacks practical application or critical thinking skills; a pedant.
他读了很多书，但遇到实际问题时却常常束手无策，真是一个两脚书橱。
He has read many books, but when he encounters practical problems, he often doesn't know what to do; he is truly a two-legged bookcase.
Era:
Ancient
Frequency:
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