airhead
[ˈerhed]
n.
笨蛋;
（空军部队在敌境内强行建立的）空降场;
空军前进基地;
轻浮的人;
例句:
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Pam is portrayed as an airhead and a nag.
来自New Yorker
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Take his masterpiece, The Deep Blue Sea, in which a wife is turned suicidal by her love for an airhead airman.
来自THETIMES
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She's a total airhead!
她完全是个大傻瓜！
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I'm not a complete airhead.
我可不是个十足的大傻瓜.
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Boy, that salesman was the biggest airhead I've ever seen.
□好家伙, 那个男售货员是我见过的最愚蠢的人.
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Clare Balding, excellent broadcaster rather than beautiful airhead, was meeting the punters, being mugged like a celebrity.
来自THETIMES