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Plant Self-defense Plants may appear to be helpless in the face of hungry,toothy animals but many plants have evolved interesting systems of self-defense. Coarse meadow grasses are a good example. If you run your finger along a blade of coarse grass,
英语听力文摘 English Digest
AS IT IS 2015-07-14 Silica Sand Mining Worries Communities 美国硅砂矿引发社区担忧 The United States is increasing production of oil and natural gas through a process known as fracking. This process is sometimes called hydraulic fracking be
2015年VOA慢速英语(七)月
AILSA CHANG, HOST: Despite mounting evidence and a stream of dire warnings, federal regulators and mining companies failed to protect coal miners from toxic dust. MARY LOUISE KELLY, HOST: NPR and the PBS series Frontline spent more than a year lookin
2018年NPR美国国家公共电台12月
隐形眼镜是眼镜市场的新生宠儿，它让近视的人们可以把自己的近视完美地隐藏起来，今天阿美就决定要配一副隐形眼镜，她能找到合适的吗？一起来看看吧。 Listen Read Learn Clerk: Good evening. May I help you? May: Good evening. I'm looking for a pair of contact
英语口语大赢家
The Donkey and the Statue A donkey was once chosen to carry a holy statue through the town．Crowds of people came from all over the countryside to see the procession．They lined both sides of the street，pushing and jostling to get nearer to the f
趣味英语
中文解释：形容人虽然第一印象不好，但其实是个好人。有些人表面上看起来不行，但做某事很在行。可以翻译成人不可貌相，真人不露相。 英文解释：Describing someone who gives a bad first impress
美国俚语