on

1800 篇文章
depends on the turn of the seasons.
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depends on the turn of the seasons. 都依赖于季节的更迭

To get through the winter on these prairies,
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To get through the winter on these prairies, 想要在这草原上度过严冬

depends on getting through to the ground.
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depends on getting through to the ground. 取决于能否挖到地面的食物

A giant anteater on the plains of South America.
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A giant anteater on the plains of South America. 这是一只生活在南美平原上的大食蚁兽

and seasonal floods experienced on many grasslands.
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and seasonal floods experienced on many grasslands. 不受草原酷暑和季节性洪水的伤害

They're always built on a north-south axis,
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They're always built on a north-south axis, 全部建成南北走向

It's estimated that over one third of the grass that grows on Earth
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It's estimated that over one third of the grass that grows on Earth 据估计 地球上超过三分之一的草

Yet they're harvested on an industrial scale...
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Yet they're harvested on an industrial scale... 然而却被小小的切叶蚁

on the grasslands of South America.
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on the grasslands of South America. 出现在南美洲草原

They're found wherever grass grows on the planet,
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They're found wherever grass grows on the planet, 地球上有草的地方 都有它们的踪影