brainyadj.
英 'breɪnɪ | 美 'breni
中文adj. 聪明的；脑筋好的；有头脑的
词根词源
brainy (adj.)1845, from brain (n.) + -y (2). Latin equivalent cerebrosus meant "passionate, hot-headed," leading Tucker to remark that " \\'Brainy\\' is not a natural expression for \\'frantic.\\' "
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