the

9806 篇文章
The main body of these dunes may not have shifted for 5,000 years.
Walden 21
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19 0 5

The main body of these dunes may not have shifted for 5,000 years. 这些沙丘的主体 可能已有5000多年未曾移动

shifted dunes may main these body not for of have the years
Few rocks can resist the continuous blast of the sand carrying wind.
Walden 21
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19 0 4

Few rocks can resist the continuous blast of the sand carrying wind. 岩石很难抵挡风沙持续不断的摧残

blast resist wind rocks carrying sand continuous few can of the
Grains, swept up the flanks, are blown off the crests of the ridges
Walden 21
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Grains, swept up the flanks, are blown off the crests of the ridges 斜坡上吹起的沙粒 在沙丘顶部的边棱处飞扬

ridges crests flanks swept grains blown off up of the are
so it's only the tops that are moving.
Walden 21
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19 0 1

so it's only the tops that are moving. 所以沙丘移动的部分只是顶部

tops moving only it's that the are so
As the winds rise and fall, swallow and eddy
Walden 21
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19 0 3

As the winds rise and fall, swallow and eddy 随着风的起落、侵蚀和旋绕

eddy swallow fall rise winds as the and
so they pile the sand into dunes.
Walden 21
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19 0 1

so they pile the sand into dunes. 沙子被堆成了一座座沙丘

pile dunes sand into they the so
In Namibia the winds have built some of the biggest dunes in the world.
Walden 21
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19 0 3

In Namibia the winds have built some of the biggest dunes in the world. 在纳米比亚 风塑造了 一些世界上最大的沙丘

built namibia dunes biggest winds some of in world have the
Reptiles have armoured scaly skins that protect them from the stinging grains.
Walden 21
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19 0 3

Reptiles have armoured scaly skins that protect them from the stinging grains. 爬行动物的皮肤覆盖着鳞甲 能抵御刺痛的沙粒

stinging protect skins scaly armoured grains reptiles from that them have the
For insects the bombardment can be very severe indeed.
Walden 21
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19 0 4

For insects the bombardment can be very severe indeed. 而昆虫则得遭受猛烈“炮火”的轰击

severe bombardment indeed insects be can very for the
The only escape is below the surface.
Walden 21
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19 0 3

The only escape is below the surface. 唯一的藏身之处当然是在沙子下面

below surface escape only is the