this

2191 篇文章
The Maya knew that their lives depended on this water,
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The Maya knew that their lives depended on this water, 玛雅人固然知道 它们的生活离不开这些水

depended knew maya lives their water that the this on
Without this water
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Without this water 如果没有这些水

water without this
This water is loaded with dissolved limestone
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This water is loaded with dissolved limestone 这些水中含有溶解的碳酸钙

dissolved limestone loaded with water is this
So, as long as this valuable harvest is properly controlled,
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So, as long as this valuable harvest is properly controlled, 所以 只要这种利润可观的 采摘行为得到适当控制

controlled valuable harvest long properly is as this so
In the absence of plants this food chain is based on a continuous supply of bat droppings.
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In the absence of plants this food chain is based on a continuous supply of bat droppings. 在缺少植物的情况下 这里的食物链 完全依赖供应不断的蝙蝠粪便

supply based absence droppings bat chain plants continuous food is of in the this on a
This hundred metre high mound is made entirely of bat droppings -
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This hundred metre high mound is made entirely of bat droppings - 这堆100多米高的东西 全都是蝙蝠的排泄物

droppings bat mound metre entirely made high is of this hundred
This is the biggest underground river passage in the world,
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This is the biggest underground river passage in the world, 这是世界上最大的地下河通道

passage river biggest underground is in world the this
And over millions of years this acid eats away the limestone
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And over millions of years this acid eats away the limestone 石灰岩经过几百万年的酸蚀作用

limestone eats acid millions away of the this over and years
are a reminder of this link with the sea.
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are a reminder of this link with the sea. 能说明石灰岩与海洋的关系

link reminder sea with of the this are a
Originally, this whole area would have been one solid block of limestone,
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Originally, this whole area would have been one solid block of limestone, 起初 这整个地方都是 一整块坚固的石灰岩床

block solid originally limestone would area whole been of have this one