You can work hard but not smart.

你可能工作很努力，却工作得不聪明。

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Not stupid, but not smart enough.

虽不愚蠢，但也不够高明。

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A person who can quote Shakespeare may be considered educated, but not smart and indispensable at their job in a real estate agency.

在一个房地产公司里，了解莎士比亚的人可能被认为受过良好教育，但对工作来说，他们并不是聪明或无法缺少的人。

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But some historians suggest that the inclusion of opponents may not have been as smart an idea as Lincoln had hoped.

VOA: special.2009.02.09

You know that buying gold coins from some newspaper ad is not a smart investment, but they know that there will be people out there.

你们明白购买报纸广告上宣传的金币,是一种不明智的投资选择,但销售商知道总会有人上钩

耶鲁公开课 - 金融市场课程节选

But if you're not smart about it, things can happen.

但如果你不够聪明，就会出事了。

大城市是否危险？ - SpeakingMax英语口语达人

He said he was a smart guy, but not smart enough to devise a complex conspiracy like that, and keep it hidden for two years.

NPR: Enron Witnesses Lying About Fraud, Skilling Says

He should be sensitive but not paternalistic, smart but not cocky.

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The reality is that Blackberry handsets are only smartphones in a technical sense, but not near as smart as the iPhone or Androids.

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