for

2064 篇文章
she listens for prey.
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she listens for prey. 它会倾听猎物的声音

For the flamingos,
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For the flamingos, 对火烈鸟来说

have become specialized for aerial mastery.
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have become specialized for aerial mastery. 如今已变成驾驭天空的专用工具

but one giant leap for life on Earth.
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but one giant leap for life on Earth. 地球生物一大步

...has run here for a reason.
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...has run here for a reason. 跑来这里是有原因的

One small step for a dinosaur,
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One small step for a dinosaur, 恐龙一小步

...with needle-sharp teeth for hunting insects.
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...with needle-sharp teeth for hunting insects. 锋利的牙齿 用于捕食昆虫

For years after the impact,
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For years after the impact, 撞击之后的许多年里

provided a lifeline for scavengers, searching out death in the deep.
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provided a lifeline for scavengers, searching out death in the deep. 为在深海寻找死尸的食腐动物 提供了一线生机

even for the mightiest.
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even for the mightiest. 即便对最强大的生物 亦是如此