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.' "
权威例句
1. I don't class myself as being very intelligent or brainy.
我并不认为自己是那种非常聪明、脑子好使的人。
2. Some people are born brainy.
有些人天生聪明。
3. Something a bit too brainy for me, I expect.
给我看呀, 准太高难啦.
4. Not brainy, of course, but keen.
当然,没有头脑, 但是热情.
5. A brainy person usually has good grades in school.