Clarke doesn't believe this report will drastically alter the strategy in the search for extraterrestrial life, but agrees that understanding Earth first Narrows the target.

克拉克并不认为研究人员会一直选这个方法在外太空搜寻生命，但他同意先了解地球的情况缩小了搜寻范围。

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That's nearly two and a half times around Earth! For the first time, Coca Cola has shown that it uses 3,000,000 tons of plastic bottles each year.

这差不多是地球的2.5倍！这是第一次可口可乐公司表示它每年使用300万吨塑料瓶。

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They are to attempt to be the first to circle the Earth non-stop by balloon.

他们将试图成为首批乘热气球不间断环球飞行的人。

《柯林斯英汉双解大词典》

Also left forever on the moon is a sign with these words: "Here men from the planet Earth first set foot on the Moon July,nineteen sixty-nine A.D.

VOA: special.2009.07.15

And he's going to have to rectify the circumstances that made his destruction of the earth necessary in the first place.

他不得不修正,他认为有必要毁灭人类的情形。

耶鲁公开课 - 旧约导论课程节选

Actually, this is my first Earth Day and I don't know that much about it.

实际上这是我过的第一个地球日，我并不是很了解。

关于世界地球日 - SpeakingMax英语口语达人

They called themselves Earth First or more jokingly The Strawberry Liberation Front or even Mindless Thugs Against Genetic Engineering.

BBC: GM crops: A bitter harvest?

The conventional explanation for this arrangement is that the glass fell to Earth first, then giant waves caused by the impact covered them with sediment, then iridium-containing dust settled out of the atmosphere over the course of a few weeks and formed the clay.

ECONOMIST: Some new ideas about why life on Earth has periodic crises

For instance, Chinese producers of rare-earth minerals first drove down prices to uneconomic levels, and this led to the closing of mines elsewhere.

FORBES: Look, Ma, I Found 923,000 Jobs and $48 Billion