Volcanic carbon dioxide in Earth's early atmosphere kept Earth warm enough for life to begin during the time when the Sun was too dim to provide much warmth.

地球早期大气中的火山二氧化碳使地球足够温暖，保证生命在太阳过于昏暗而无法提供足够热量的时候能够得以孕育。

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The less work you leave for yourself during the time of the party itself, the better.

聚会过程中你给自己安排的工作越少越好。

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For example, during the time of study, we may not study but talk with our classmates.

例如，学习的时候，我们可能会和同学聊天而不是学习。

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They created more than fifteen thousand paintings and sculptures designed to lift the spirits of Americans during a difficult time.

VOA: special.2009.03.23

And, during the time of his interactions with Thompson and Rutherford, he got to thinking about a way to explain the observations of Rutherford.

通过在这段时期,和汤姆逊及卢瑟福的交流，他想到了一个办法,来解释卢瑟福的观察。

麻省理工公开课 - 固态化学导论课程节选

If you lived during the time of Matthew himself, all of this stuff would seem fairly familiar to you, the idea that kings would come from far off and see a star, and that meant that the birth of someone great had been born.

如果你生活在马太的时代，你会觉得这些非常熟悉，比如国王沿着星星指引从远方而来，那说明有伟大的人物出生了。

耶鲁公开课 - 新约课程节选

And during the time that President Clinton was President, Bob Michel was Republican leader.

WHITEHOUSE: Press Briefing

"I found many good people during the time I was in hiding, " says Muhammad.

BBC: Death shatters migration dream

Dolan was either president or chief executive during the time when the accounting irregularities occurred.

FORBES: Peter Dolan Ousted