查字典英语口语频道为大家整理的常用英语口语8000句：他是墙头草，供大家参考:)
He is on the fence 他是墙头草
on the fence。Fence就是“篱笆”。On the fence的意思也就是“骑在篱笆上，左右不定”
例句:
Politicians are past masters at sitting on the fence, hedging their bets, and never giving a straight answer.
一般的政治家都是事后清，他们往往是墙头草，见风驶舵，谈问题向来不直接了当。
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