can

1054 篇文章
but nutrients alone can not support life.
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but nutrients alone can not support life. 但只有养分并不能维持生命

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

and only vigorous panting can prevent the birds from fatal overheating.
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and only vigorous panting can prevent the birds from fatal overheating. 黑喉鸬鹚只好加速呼吸避免中暑

A herd can clear a patch of seagrass the size of a football pitch in a single day.
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A herd can clear a patch of seagrass the size of a football pitch in a single day. 这群儒艮可以在一天内吃掉足球场般大小的海草

Food is not evenly distributed in the tropical shallow seas and it can take a lot of finding
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Food is not evenly distributed in the tropical shallow seas and it can take a lot of finding 食物在热带海域的分布并不平均 所以要找到食物也不容易

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

At their lushest they can transform the sea bed into an underwater meadow.
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At their lushest they can transform the sea bed into an underwater meadow. 这种蓬勃的长势可以把海床覆盖在下面

and they can also help in clearing away sand when searching for food.
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and they can also help in clearing away sand when searching for food. 并且它的胸鳍还可以在找寻食物的时候清理砂子

and camouflage can be crucial.
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and camouflage can be crucial. 所以伪装变得至关重要

and there the snakes can catch them
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and there the snakes can catch them 那里,海蛇就能抓住它们了