the

9806 篇文章
In Borneo, rain has sculptured the limestone into extremely sharp-sided pinnacles.
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In Borneo, rain has sculptured the limestone into extremely sharp-sided pinnacles. 在婆罗洲 雨水已将石灰岩 雕凿成无比尖削的石塔

pinnacles sharp-sided borneo limestone sculptured extremely rain into has in the
But the dissolving power of rainwater has other, much more dramatic effects underground.
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But the dissolving power of rainwater has other, much more dramatic effects underground. 不过在地下 雨水的溶解作用 还能产生其它更壮观的效果

effects dramatic rainwater dissolving power much more underground has of other the but
When the water reaches the more resistant bed of limestone
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When the water reaches the more resistant bed of limestone 当水流遇到更坚硬的石灰岩床时

bed resistant limestone reaches more water of when the
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
the base of a coral reef.
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the base of a coral reef. 珊瑚礁的基座

reef coral base of the a
so although this rocky escarpment in the United States is now hundreds of metres above sea level
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so although this rocky escarpment in the United States is now hundreds of metres above sea level 所以 尽管美国境内的这座石壁 如今矗立在海平面以上几百米高的地方

escarpment states united rocky although level metres hundreds above sea is of in the this so now
The limestone towers of Vietnam's Ha Long Bay
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The limestone towers of Vietnam's Ha Long Bay 越南下龙湾的石林

bay ha vietnam's limestone towers long of the
Most of the world's caves are found within it
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Most of the world's caves are found within it 世界上大部分洞穴内都存在石灰岩

caves found within world's most it of the are
and it covers nearly 10 percent of the earth's surface.
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and it covers nearly 10 percent of the earth's surface. 它覆盖了地球表面将近10%的面积

earth's surface percent covers nearly it of the and
By ensnaring the insects that hatch in this cave,
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By ensnaring the insects that hatch in this cave, 通过诱捕洞穴内羽化的昆虫

ensnaring cave hatch insects in that the this by