This is the best way to preserve and enhance confidence.

这是最好的方式维护和加强信心。

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And we were determined to preserve and enhance the experience of it.

我们决心保留这种体验，并加以提升。

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But strength training can help you preserve and enhance your muscle mass - at any age.

但力量训练可以帮助你保持并增加肌肉——任何年龄都可以。

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"In so doing, the Senate sent a strong signal of its intention to work in a constructive and bipartisan spirit to preserve and enhance our national security, " Clinton said.

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But also recognize that you can preserve and enhance the impact of your contribution by ensuring that the politicians asking for your support in 2012 are committed to investing our scarce public resources in what actually works.

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"Because the markets are unsettled, and market conditions that affect the company's liquidity may become more severe, the company is continuing to closely monitor its liquidity and is pursuing opportunities to preserve and enhance its liquidity and capital position, " the company said Wednesday.

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