book-smart
US /ˈbʊk smɑːrt/
UK /ˈbʊk smɑːrt/

1.
书呆子气, 理论知识丰富但缺乏实践经验的
having a lot of academic knowledge but lacking common sense or practical skills
:
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She's very book-smart, but struggles with everyday tasks.
她很书呆子气,但在日常任务上却很吃力。
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Being book-smart doesn't always mean you're street-smart.
书呆子气并不总是意味着你很精明。