14 篇文章
They sustain us. They...
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They sustain us. They... 维持着我们的生命 它们...

cannot by itself sustain the chimps for long.
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cannot by itself sustain the chimps for long. 无法长久维持黑猩猩群的生活

and helps to sustain the entire Cerrado.
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and helps to sustain the entire Cerrado. 并有助于塞拉多草原的稳定

that sustain nearly all life in the ocean.
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that sustain nearly all life in the ocean. 几乎所有生命的食物链基础

There is simply not enough prey to sustain more.
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There is simply not enough prey to sustain more. 只是因为猎物数量不足以维系更多的生命

and it could sustain her for days.
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and it could sustain her for days. 这顿美餐能让她支撑数日

They provide the only food and water to sustain the family.
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They provide the only food and water to sustain the family. 嫩叶提供了这个家庭唯一的食物和水

If the mother can sustain her cub for a few more weeks
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If the mother can sustain her cub for a few more weeks 如果母豹能和小豹多坚持几个星期

the temperate seas sustain these levels of life throughout the summer.
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the temperate seas sustain these levels of life throughout the summer. 气候温和的海域维持这个生命水平贯穿整个夏季

and continue to sustain the biggest herds on Earth.
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and continue to sustain the biggest herds on Earth. 草便又继续维系着地球上 最大的动物群落的食物需要