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听力文摘：最快的车是什么?
Hybrid cars are known as hybrids because they use anelectric motor to augment the performance of a small, efficientgasoline engine. 混合动力汽车简称hybrids，因为这类汽车采用电动马达增加小而高效的燃气发动机动力。 Bu
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听力文摘：澳大利亚的兔子
In 1859, an unassuming Australian landowner named Thomas Austin got the hunting bug. 1959年，澳大利亚一位默默无名的地主Thomas Austin在打猎上碰到了瓶颈。 Eager for something to shoot, he released twenty-four wild rabbits onto
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听力文摘：食物储存
Humans may be one of the smartest animals on the planet, butwhen it comes to remembering where things are, Clark'snutcrackers have us beat. 人类也许是世界上最聪明的动物之一，但说到记忆，克拉克的星鸟比我们人类强多了。
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听力文摘：漫步的细胞
A major reason why many cancers are so dangerous is thatthey metastasize. 癌症的危险因素主要在于癌细胞转移。 This means that instead of staying in oneplace, the cancer cells migrate from their original site to otherparts of the body.
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听力文摘：神奇的鼻子
Scientists who study human sperm have long wonderedwhether human sperm could somehow sense the presence of an egg. 研究人类精子的科学家们长期以来都很疑惑：精子是否能以某种方式察觉到卵子的存在。 Then, just about
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听力文摘：为什么外星人不吃我们呢?
Are aliens going to eat us? 外星人会来吃我们吗？ That's more of a science fiction question. 这更像是科幻小说里的才会出现的问题。 But science does havesomething to say here, and sometimes purely imaginativequestions are gre
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听力文摘：在海啸中航行
Tsunamis are powerful waves caused by underwater earthquakes or eruptions that can crashover ten stories tall into a coastline. 海啸是由海底的地震或者火山喷发引起的足以把一个十层高楼淹没的强大海浪。 If you were sail
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听力文摘：是什么触动笑神经
Did you ever wonder what occurs inside your body whensomething funny happens? 你有没有想过当一些有趣的事情发生的时候，你身体内部会发生怎样的变化呢？ What is this thing we have in ourbrains that makes us say ha-ha wh
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听力文摘：骆驼
A camel can travel hundreds of miles, over several days, without stopping to drink. 骆驼可以行走数百英里，并在几天之内也不用喝水。 On today's Moment of Science, we'll learn how camels survive the dry desert. 在今天的科学一
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听力文摘：饮食多样化
Oh! Good to have buffet, I love buffets. 今天要出去吃自助餐了，真是太好了。 I like to get a taste of lot of different things. 我喜欢吃自助餐，我喜欢品尝不同的美味， I like to nibble a little of this, and a little o
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听力文摘：测量火山温度
Most of the time, volcanoes look like other mountains: 大多数时候，火山看起来和其他的山体没有两样： solid,serene, capped with snowa nice place to go camping. 固体，平静，被积雪覆盖-露营的不错选择。 Unless, of
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听力文摘：凶猛的鱼类
The movie Jaws was so frightening that many peoplewho saw the film swore off swimming in the ocean. 很多人看了电影《大白鲨》心有余悸，不敢在海边游泳了。 Consequently, when most people think of fearsome seacreatures, sharks c
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听力文摘：未来智能轮胎
My car is stupid, Don. Don，我的汽车真笨。 What do you mean, Yael? Yael，你什么意思？ I turn the key, the engine ignites. 我拧车钥匙，引擎发动。 I turn the steering wheel,the wheels move. And that's it! 我转方向盘，轮胎
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听力文摘：乖乖看这
Point at a ball and a dog will look at the ball, whereas a cat will probably look at your hand. 当人手指着球的时候，狗会看着球;而猫很可能看着手。 Dogs seem to have a readyunderstanding of how human beings direct attention bypo
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听力文摘：睡不着?暖暖手吧!
You okay, Don? 你还好吗，唐？ Sorry,Yael.I've been having trouble sleeping lately. 抱歉，我最近睡眠不好。 Have you tried thinking warm thoughts about your handsand feet? 你有没有想办法暖手暖脚呢？ Uh,No. Why would I wan
