单词：oscilloscope tubes with a long persistence
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Dad, Can You Tell Me How to Get Rich? My dad put down the evening paper. Why do you want to get rich, son? Because today Jimmy's mom drove up in their new Cadillac, and they were going to their beach house for the weekend. He took three of his frien
动物街64号 Zoo Lane 第一季
By Paul Sisco Washington D.C. 24 January 2008 Wing Power, wave power, people power. Italian inventor Lucien Gambarota tries to capitalize on all three. VOA's Paul Sisco explains in this week's Searching for Solutions report. Lucien Gambarota is a vis
VOA标准英语2008年（一月）
Lesson 97 The Body 第97课 人体 If you wish to keep your body healthy, you must learn something about its inside as well as about its outside. 你想要有一个健康的身体, 那就不仅需要了解它的外部结构, 更要明白它的内在构
英国学生科学读本
插座、插头和其它连接物(电器连接) Sockets， plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs， sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass
英文语法词汇
Bottled water companies often brag about the purity of their drinks. Just imagine if they found a water source that's been cut off from the outside world for well over a billion years. Well, scientists have discovered just that, in isolated reservoir
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This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,
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Elon Musk's Hyperloop is getting its first working test track When Elon Musk, the PayPal billionaire, announced his plans for a near-supersonic transport system of passenger capsules levitating inside tubes it sounded like science fiction. Now the co
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85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene
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drain作名词的时候可以指下水道。看见go down the drain这个习惯用语，你头脑里可能会出现这样的情景：有个人在洗澡的时候不小心把手上的钻戒滑落到浴缸排水孔里，在他还没来得及作出反应的
美国俚语
当你决定要学习一种新的语言，你得明白，从初学到掌握，这将是一个漫长的过程。有时你会因为语法过于复杂而想将它弃之不顾，有时你又会因为能够用这种语言表达自己的想法而感到欣喜
英语学习方法
Knowing that Mrs. Mallard was afflicted with a heart trouble, great care was taken to break to her as gently as possible the news of her husband's death. It was her sister Josephine who told her, in broken sentences; veiled hints that revealed in hal
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Todd: OK so, here we go, now Terry you were saying that you went from Vancouver to San Diego. How many days did that take? Terry: Um, the total trip took 42 days but that included one day on the bus up and then one day on the bus back so 40 days on t
原版英语对话1000个
我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词： down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里：go down the drain。 Drai
美国习惯用语
类缘何而来？猩猩？还是猿？要追溯到更远的话，应该是单细胞生物吧！ 纳尼！还不对？ 那究竟是什么呢？ 今天的节目将为您讲述生命的起源 Life Traces in Lava Don: Can I ask you something, Ya?l? Ya?l
英语听力文摘 English Digest
1. You will receive a body. 关爱自己，受益无限。 You may like it or hate it, but it will be yours for as long as you live. How you take care of it or fail to take care of it can make an enormous difference in the quality of your life. 无论喜
英语美文
1. You must learn a new way to think before you can master a new way to be. 1. 在掌握新方法之前，你必须要先换一种思考方法。 2. Put blinders on to those things that conspire to hold you back, especially the ones in your own head.
英语美文
If, on the other hand, you start working the day I give you the midterm, you'll be frustrated. 或者，另一方面，如果你只是在我们期中考试那天才开始复习，那么你一定会感到很失落。 You'll come to me and say, 'It's i
异类:不一样的成功启示录