The study may help astronomers build telescopes to pick out life-friendly extrasolar planets in the future.

这项研究将来也许可以为天文学家搭建用以选择太阳系外适合生存的行星的望远镜提供帮助。

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For now, the jury is still out on whether the Alpha Centauri system has smaller, Earth-like worlds in life-friendly regions, but Fischer expects answers shortly.

目前，对于半人马座阿尔法星系是否有类似于地球而且适合生命存在的区域，科学家仍然无法确定，但费希尔认为不久答案便可揭晓。

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This has now been going on for 15, 000 to 18, 000 years, a life-friendly period known as an interglacial cycle.

现在已持续了15000到18000年，这个有利于生命的阶段也称之为间冰周期。

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The independent group certifies products and services as environmentally friendly through a life-cycle evaluation - looking at the raw materials and the manufacturing process, transportation and recycling of old products.

VOA: standard.2009.03.30

This has now been going on for 15, 000 to 18, 000 years, a life-friendly period known as an interglacial cycle.

FORBES: Magazine Article

Now a procedure called sural nerve grafting is gaining in popularity for its ability to make surgery a more sex-life-friendly choice.

FORBES: Some Nerve

Not all the life is friendly, however.

FORBES: Connect