当儿童死亡率下降时，夫妻终于少生孩子了——但是这个过渡一般至少要经过一代人。

When childmortality declines, couples eventually have fewer children—but that transitionusually takes a generation at the very least.

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在经过下一代人的奋斗，以及中国自身富裕起来之前，任何东盟国家都将难以实现出口导向型的经济增长。

Until another generation has passed, and China itself has grown rich, export-led industrial growth will be hard for anyone to achieve.

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经过此次研究性学习让我觉得由一个组来完成一份属于我们自己的课件，非主流代表了年轻一代人的思想，不应该摒弃。

After the research-oriented learning makes me feel by a group to complete a belong to our own courseware, non-mainstream represents the younger generation thoughts, should not be abandoned.

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在20世纪中，经过不止一代人的努力，中国石油地质学已经建立起来了。

Thanks to the efforts made by generation after generation, the petroleum geology of China has been established in the 20th century.

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在20世纪中，经过不止一代人的努力，中国石油地质学已经建立起来了。

Thanks to the efforts made by generation after generation, the petroleum geology of China has been established in the 20th century.

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