单词：simple steady-state vibration
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Unit 13 Part B Text 1 The Big Bang! In the 20th century there were two main theories to explain the origin of the universe, the big bang theory and the steady state theory. The former stated that the universe began in a massive explosion at a single
全新版大学英语听说教程第三册
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid
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A simple friend has never seen you cry. A real friend has shoulders soggy from your tears. A simple friend doesn't know your parents' first names. A real friend has their phone numbers in her address
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BEIJING, Nov. 10 (Xinhuanet) -- Awareness in three vegetative patients were detected in a portable electrode test, a new study shows. If replicated, the method may change standards in treating such patients. The new study, published online in the jou
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Determine Never to Be Idle: A Simple Productivity Strategy Determine never to be idle. No person will have occasion to complain of the want of time who never loses any. It is wonderful how much can be done if we are always doing.-----Thomas Jefferson
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The belief that when you finally get there (wherever that is) you will be happy is a misunderstanding of how life works. 如果你以为到达终点的时候（不管那是哪里）你才会高兴的话，那你就误解快乐的本质了。 Being ha
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