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Do you need eight glasses of water everyday? Tring to do the right thing by drinking eight full glasses of water everyday may do little more than making a person run to the bathroom, a researcher said. Newspaper articles, health and beauty magazines
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本集简介： 罗斯得知前妻(卡萝)有了身孕，于是同卡萝的同志伴侣苏珊一起，陪卡萝参加助产训练班。对窗的丑陋裸男买了局部健身器。罗斯和莫妮卡的父母来吃饭，莫妮卡再次感到巨大压力。
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In theory, scientists could learn a lot about our health by testing tiny amounts of bodily fluidsa drop of blood, a tear, a bead of sweat. But somethin
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flow vi.流，流动 flower n.花，花卉；开花 flu n.流行性感冒 fluctuate vi.波动 vt.使波动 fluent a.流利的，流畅的 fluid n.流体，液体 flush n.兴奋，脸红；发烧 flute
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My friend Sarah is a vet. I have asked her to tell us about a typical days work. I am a veterinary surgeon and work for a charity called PDSA, which stands for the Peoples Dispensary for Sick Animals. We treat pets belonging to people who are on stat
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Nerver too old to learn 活到老学到老 Put it Into Practice 付诸实践 Skill based learning is useless if it isn't applied. Reading a book on C isn't the same thing as writing aprogram. Studying painting isn't the same as picking up a brush. If
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