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- In fact, most small desert creatures are nocturnal.
- 事实上,大多数小型沙漠动物都是夜行动物
- So it's only now that you can judge just how much life there can be in a desert.
- 所以只有此时你才能判断沙漠中究竟有多少生物
- But moisture lost, even at night, has to be replaced sometime, somehow.
- 可是水分在晚上也会损耗,必须在什么时候想办法补充
- And that problem dominates the lives of all desert dwellers.
- 这一问题支配着所有沙漠动物的生活
- The Atacama in Chile. This is the driest desert in the world.
- 智利的阿塔卡马沙漠,这里是世界上最干旱的沙漠。
- Some parts may not see rain for 50 years, and with such a record,
- 有的地方可能连续5年不会下一滴雨,既然有了这一纪录,
- you would expect the place to be completely barren.
- 不难想象这个地方定是彻底的荒芜。
- These are South America's camels, guanacos.
- 这些是南美洲的骆驼——原驼
- They are very good at conserving moisture, but they, nonetheless, need a regular supply of water.
- 它们非常善于保存水分,但它们仍须定期补充水。
- They get it partly from cactus flowers.
- 其中一部分水取自仙人掌花
- But that explanation raises another question.
- 但这里又牵扯出另一个问题
- How do the cacti survive without rain?
- 仙人掌为何能在这个无雨地带生存
- Hot winds suck all the moisture from the surface of the land.
- 热浪吸干了地面上所有的水分。
- Clearly, there must be something else that takes the place of rain.
- 显然,这里必须有其它东西能代替雨水的作用
- The secret is a cold sea current that runs parallel to the land.
- 答案就是一股与陆地平行的寒冷洋流
- The cold water cools the moist, warm air above it and that produces banks of fog.
- 冷水使得上方的暖湿气流冷却形成一团团的雾霾。
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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/201709/525533.shtml
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moist
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[mɔist]
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barren
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['bærən]
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supply
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[sə'plai]
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联想记忆
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单词supply 联想记忆: sup在下面+ply重叠,折叠→重叠下去→供应[下去],补给
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explanation
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[.eksplə'neiʃən]
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nocturnal
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[nɔk'tə:nəl]
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联想记忆
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单词nocturnal 联想记忆: noct夜,urnal一夜间的;参:diurnal(adj 白天的)【反】diurnal(adj 白天的);happen during daytime(白天发生的)
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parallel
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['pærəlel]
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联想记忆
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单词parallel 联想记忆: para旁边,mount爬-从边上爬过你的头顶-地位重要的美国好莱坞的派拉蒙公司就是这个商标
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current
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['kʌrənt]
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联想记忆
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单词current 联想记忆: currr跑,发生+cnt→跑的→流动的;潮流
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survive
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[sə'vaiv]
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联想记忆
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单词survive 联想记忆: sur下面,vive=live-在下面活着-幸存
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nonetheless
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[.nʌnðə'les]
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