Reduction in numbers of games should have boded ill for their survival in later times.

猎物数量的减少对它们以后的生存来说应该是个不祥之兆。

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The remaining forests are home to half of the world's species, thus becoming the chief resource for their survival.

剩下的森林是世界上一半物种的家园，因此成为它们生存的主要资源。

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In particular, lobster larvae take less time to reach the size at which they are no longer vulnerable to predation by young cod, the chief threat to their survival.

特别是，龙虾幼虫需要更短的时间才能长到不再容易受到幼鳕鱼捕食的大小，幼鳕鱼是它们生存的主要威胁。

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They are home to millions of species of sea life that depend on coral reefs for their survival.

VOA: special.2010.08.10

Their survival depends greatly on being able to remain on their traditional lands,"

VOA: standard.2009.03.22

And they feel that unknown dangers in the business world threaten the survival of their business.

VOA: special.2010.05.16

Women need to be career minded and not depend solely on a man for their survival.

FORBES: Readers Say

They'll be the first to cut and run if their survival is at stake.

CNN: By Ronald D. Elving, CQ Staff Writer

Campaigners hoping to keep a leisure centre open have delivered their survival plan to the council.

BBC: Stocksbridge Leisure Centre survival plan handed over