这完全是能不能生存的问题。

It was a matter of simple survival.

《牛津词典》

稀有沙漠动物的捕猎者通过管理所他们捕猎和采集的野生资源来应对干旱，尤其是必须有稳定水供应才能生存的野牛。

The people who hunted the sparse desert animals responded to drought by managing the wild resources they hunted and gathered, especially wild oxen, which had to have regular water supplies to survive.

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这一含义也包含在我们必须呼吸才能生存的元素氧（oxygen）一词中。

This meaning is contained also in oxygen, the name of the element we need to breathe to live.

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Fat has twice the calories per unit weight that protein or carbohydrate sugar has, as a consequence, has the greatest survival value.

单位重量中脂肪的热量含量,是蛋白质和碳水化合物的两倍,因此,脂肪才是最能维持生存的物质

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Can you tell me the fastest way to learn English to survive in the city?

你能告诉我最快的学习英语的方法让我在城市里生存下去吗？

生存英语 - SpeakingMax英语口语达人

If you can feel the force of that thought, then you're seeing how the question Will I survive?

如果你能感觉到这想法的力量，那你就能明白我是否依然生存这个问题？

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