英语导读1000句[49]:Water

Section 49 Water H2O, have you ever thought how important it is to us? Ah, that’s water, isn’t it? Yes. And without it, we can’t live. I know that. I drink it everyday in tea, coffee and juices.

Horizon - Life On Mars 火星生命 - 3

Conditions on Mars were so harsh that it was hard to imagine any life surviving there. The idea of sophisticated aliens was wiped out. We know that conditions on Mars today are not very good for life.

英语听力：自然百科 旱灾的成因与影响

旱灾的成因与影响 Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than isreplenished. It is a balance bet

英语听力：探索发现 科学新发现：我们的大气层-18

The air thins and they begin to lose the protective weight of the miles of air above them. The pressure is dropping, when you finally get to the stratosphere, and to the altitude we like to work at, it's only one one hundredth that of it's on the gro

DEVELOPMENT REPORT – How to Make a Solar Water Heater

DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o

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Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

VOA慢速英语2009-Health Report - Study Links Hot Weather to Migra

This is the VOA Special English Health Report. A migraine headache can cause disabling pain. People may not feel back to normal for hours or even days. Migraine headaches are most common among young adults and middle-aged people. In the United State

VOA慢速英语 Development Report - Making a Solar Water Heater

This is the VOA Special English Development Report. Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world. An example of a rooftop solar water heater being built in South Africa The

【英语趣味课堂】火车旅行-The Train Trip

Todd: Devon, I hear that you took the train across Russia. Devon: Yes. I started in Moscow travelled through Russia, Mongolia and ended up in China. Todd: Wow! That's a long way. Devon: Yes, it was. It took three weeks. I did it as part of a tour wit

VOA慢速英语2010年-Health Report - Study Links Hot Weathe

This is the VOA Special English Health Report. A migraine headache can cause disabling pain. People may not feel back to normal for hours or even days. Migraine headaches are most common among young adults and middle-aged people. In the United States

每日一词【498】trials：体育比赛的预选赛

今天我们要学的词是trials。 trial, 是审判的意思，变成复数，后面加个s, 一般是指体育比赛的预选赛。 Things are heating up at the U.S. Olympic trials, 美国奥林匹克选拔赛进行得如火如荼。 美国游泳天

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The more you know about the various heating systems that are available on the market today, the better able you will be to choose the best one for your home. Obviously, your main goal (besides being comfortable), is to have a heating and air conditio

各种方法各种省钱

各种方法各种省钱 最高雅的省钱： Getting so worked up by an exciting article that blood pressure goes up thereby increasing body temperature and reducing the need for heating。 看一篇绝妙好文，因兴奋而血压升高，随即体

学个词Learn a Word 第498期 trials

今天我们要学的词是trials。 trial, 是审判的意思，变成复数，后面加个s, 一般是指体育比赛的预选赛。 Things are heating up at the U.S. Olympic trials, 美国奥林匹克选拔赛进行得如火如荼。 美国游泳天

英国学生科学读本 第35期:蒸汽往上冒(2)

There would soon be an explosion; the kettle would be burst open. It is in this way that boiler explosions are often caused. When there is too much steam in a boiler, and it cannot get out, it presses against the sides of the boiler, until at last th

科学喝水要知道的4件事

【英文原文】 If I were to stop drinking water right now, how long could I live? There are several different factors involved here. A human being isnt an automobile which needs a certain amount of gas. There are conditions under which a person c

听播客学英语 107 如何保持温暖

If you visit upland areas of Britain places like the mountains of Scotland, or Wales, or the Pennine Hills in northern England you will see a lot of sheep. Many of the sheep are in places where there are no walls or hedges to keep them in their field

【英语时差8，16】水上运动

In 1993, water aerobics was only for senior citizens or patients in rehab. Nowadays, it encompasses a variety of trendy underwater sports, all of which are healthy. The body has 90 percent support when under water. That means the joints only have to

英语听书《海底两万里》第218期 第16章 在海底平原散步(9)

These algae are a genuine prodigy of creation, one of the wonders of world flora. 这些海藻类实在是造化的奇迹，宇宙植物界的一个奇迹。 This family produces both the biggest and smallest vegetables in the world. 地球上最小和

英语听书《海底两万里》第168期 第12章 一切都用电(1)

These are the normal navigational instruments, I replied, and I'm familiar with their uses. 这些是航海家常用的仪器，我答，我知道它们的用法。我现在看见的这个表盘，上面有能转动的针，那不是流体压力计吗？