We need to innovate. We need to have more value-added things in the Chinese economy or in the GDP composition.

中国需要创新,需要更多高附加值的产品。

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So, if we have a high intensity, we're talking about having more photons per second, and it's important to know also what that does not mean.

所以，如果我们有一个高强度，我们就是在讨论每秒钟,有更多的光子数，同样理解它不代表什么,也是很重要的。

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The democracy itself needs a literate citizen rate in order to keep it in check.

为了保持国家的持续进步,一个民主国家需要更多的高文化素养的公民。

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If a case of polio emerged in the community, the chances that it could spread to other children or to your child were high; so, great interest in this in the early part of this century.

如果在某个社区出现一例脊髓灰质炎患儿,那么你的孩子或者更多别的孩子,被传染的几率非常高,所以 二十世纪初的科学家们,热衷于研究脊髓灰质炎

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