and

4265 篇文章
advancing two and a half miles a day.
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advancing two and a half miles a day. 一天扩大2.5英里

and the whales will soon be forced north as winter returns.
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and the whales will soon be forced north as winter returns. 很快冬季又到了 这些鲸鱼将不得不前往北方

Now they turn, blasting air from their blowholes, and ascend towards their prey.
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Now they turn, blasting air from their blowholes, and ascend towards their prey. 现在座头鲸转身 利用呼吸孔吐气 喷向猎物

and nearly all of that exposed rock is found in one place,
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and nearly all of that exposed rock is found in one place, 几乎所有的裸岩都集中在同一个地方

The snow petrels have arrived and are courting.
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The snow petrels have arrived and are courting. 雪海燕来了 在这里求偶

Antarctic waters are so rich that visitors come from far and wide to harvest them.
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Antarctic waters are so rich that visitors come from far and wide to harvest them. 南极富饶的海水吸引着千里之外的客人来觅食

It causes the ice to advance and retreat every year.
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It causes the ice to advance and retreat every year. 使得冰盖面积每年都在扩大和缩小

And all life here is governed by that.
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And all life here is governed by that. 这里的一切生命都受其影响

They're the largest and most demanding wildernesses of all.
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They're the largest and most demanding wildernesses of all. 是最大、最荒凉的无人区

and it won't last long.
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and it won't last long. 而且也不会持续多久