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- Africa's Sahara is the largest desert of all.
- 非洲的撒哈拉沙漠是世界上最大的沙漠
- It's the size of the United States, and the biggest source of sand and dust in the entire world.
- 它的面积相当于美国,也是全世界最大的沙尘源
- Sandstorms like these appear without warning
- 如此巨大的沙暴出现时毫无征兆
- and reduce visibility for days over areas the size of Britain.
- 所到之处能见度骤降为零,几天内横扫的地区比英国还大
- Dromedaries, single-humped camels, take these storms in their stride.
- 单峰驼--只有一个肉峰的骆驼,顶着沙暴大步行走。
- The heavy sand rises only a few metres above the ground.
- 最重的沙子只能离开地面几米
- But the dust can be blown 5,000 metres up into the sky.
- 但是尘埃却能被吹上5000多米高的天空
- The ferocious wind, armed with grains of sand, is the agent that shapes all deserts.
- 夹杂着沙粒的强风,塑造了各种沙漠地形。
- 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。
- For insects, the bombardment can be very severe indeed.
- 而昆虫则得遭受猛烈“炮火”的轰击
- The only escape is below the surface.
- 唯一的藏身之处当然是在沙子下面
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陆地的表面大约30%部分是沙漠,这些地区虽然严重缺水,生态系统却异常的多样。揭开沙漠地区的生存秘密,体验这种动态系统中短暂的自然本性。
来源:可可英语 http://www.kekenet.com/Article/201709/523864.shtml