they

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and for short periods, they appear in astounding numbers.
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and for short periods, they appear in astounding numbers. 在很短的时间内,它们就能达到惊人的数量.

astounding periods appear short numbers they for in and
Pumping water through their bodies they strain out algae and other edible particles.
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Pumping water through their bodies they strain out algae and other edible particles. 他们用汲取海水,在身体里过滤 分离出藻类及其他可食用微粒

strain pumping algae edible particles bodies through their out they water other and
Individually the algae are tiny but together, they produce three quarters of all the oxygen in our atmosphere.
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Individually the algae are tiny but together, they produce three quarters of all the oxygen in our atmosphere. 单体藻类虽然很细小 但它们共同产生了我们大气中四分之三的氧气

quarters individually algae produce together tiny atmosphere oxygen three they of all in the are but our
They can send sound signals to one another, above the roar of the ocean
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They can send sound signals to one another, above the roar of the ocean 他们可以通过拍打海面 制造超越海洋轰鸣的的声音

signals send roar sound ocean another above can they of the to one
With the grains come nutrients, which act as fertilizer and they transform the shallow sea into a rich fishing ground
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With the grains come nutrients, which act as fertilizer and they transform the shallow sea into a rich fishing ground 风把带着养分的沙尘,像肥料一样撒进大海, 把这片浅海变成了富饶的渔场.

fertilizer transform shallow grains fishing act which nutrients rich come ground sea into with they as the and a
and then, they hydroplane.
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and then, they hydroplane. 如同水上飞机般

hydroplane then they and
Vigorously pumping their tails, they work up some speed
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Vigorously pumping their tails, they work up some speed 用他们有力的尾巴加速

tails pumping vigorously work speed up some their they
and they have discovered a shoal of baitfish.
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and they have discovered a shoal of baitfish. 发明了一种利用浅滩钓鱼的方法

baitfish shoal discovered they of have and a
Together, they ride a wave, using it to carry them into the shallows
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Together, they ride a wave, using it to carry them into the shallows 它们一起赶着海浪,好让海浪把它们带到浅水域

wave ride using shallows together carry into it they them the to a
They can be three meters long and weigh half a ton
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They can be three meters long and weigh half a ton 可以长到3米长,半吨重

meters weigh ton long three be can they half and a