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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Every time I see a bumper sticker that says "Earth First: We'll destroy the other planets later," I chuckle as I am reminded of what a silly idea shooting our litter into space would be.

每次我看到写着“地球优先：然后我们再去摧毁其它星球”的保险杠贴纸，我就会忍不住暗笑，就如同想起那个把垃圾发射到太空去的蠢想法一样。

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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。

youdao

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