VOA常速英语2014--High-Intensity Interval Training Gains Popularity 高强度间歇性训练在风靡

High-Intensity Interval Training Gains Popularity 高强度间歇性训练在风靡 WASHINGTON Like fashion, food and almost everything else, fitness programs come - and go - in popularity. This year, the American College of Sports Medicine predicts

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Looking Into Your Brain Just Became Easier Researchers and engineers keep improving the machines that help doctors better understand and diagnose conditions that affect our brains. One of the goals is to find causes of Alzheimers and Parkinsons disea

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Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 3 Monday morning in Tokyo, J

SSS 2011-02-24

If you splashed down in the Atlantic, you'd flounder on which way to swim. But a hatchling loggerhead turtle would know just where to paddleby reading the Earth's magnetic field. Scientists knew turtles can pinpoint latitude this way, because the fie

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E Eastern Conference ：东区。 eat up the clock：进攻方以运球或传球方式消耗掉比赛所剩时间。 ectomorphy：外胚型；体型的一种，身体瘦长纤细之型。 ejection：驱逐出场。 elbowing：打拐子； end period：

SSS 2009-04-01

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Coffee before biking? You may have to stop on the side of the road sooner, but new research suggests that caffeine can help you get more bang from your w

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VOA标准英语2015--马里兰大学实验室复刻地球磁场

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As the reversal approaches, the decay of our magnetic field will continue and cosmic radiation will get increasingly close to the Earth's surface. As the reversal approaches, the decay of our magnetic field will continue and cosmic radiation will get

英语听力：自然百科 地球力场 Earth's Force Field—12

Six years later, they come to believe these light flashes are the results of high energy, heavy cosmic rays penetrating the spacecraft and the crew members' eyes. These/ protons or electrons, just very, very high energy, ripped / part of atoms, sprin

英语听力：自然百科 地球力场 Earth's Force Field—17

We drive them about 20 miles away to the North, and release them, and we track them as they try to fly back home. We drive them about 20 miles away to the North, and release them, and we track them as they try to fly back home. Hes up, OK. Holland wa

英语听力：自然百科 地球力场 Earth's Force Field—6

It's clear from the fact that the Martian crust is strongly magnetized, that there must have been a magnetic field on Mars in the past, that the only way we know to magnetize rocks is for them to form in the presence of magnetic field. Why did Mars l

英语听力：自然百科 地球力场 Earth's Force Field—11

Blockson's computer model reveals that at the South Atlantic Anomaly, the magnetic field isn't just weaker than anywhere else on the planet. It's actually reversed polarity. There is a patch on the core in the South Atlantic where things are not poin

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Meet Chang Chen-kai, one of a new generation of high-tech farmers in Taiwan. Rather than toiling in the fields, Chang works in an air-conditioned room at a plant factory operated by Taiwanese biotechnology company, ARWIN. It's one of a growing number

CCTV9英语新闻：China's first permanent magnetic monorail train successfully completes test run

China's first permanent magnetic monorail train has successfully completed a test run in the city of Qingdao, in Shandong Province. The high-tech urban transportation system features strong climbing capacity, a small turning radius, energy efficiency

Construction starts on China's first low-speed maglev line

BEIJING, Feb. 28 (Xinhua) -- Construction began on China's first low-speed maglev(磁力悬浮火车) line Monday in Beijing, a project that will make China only the second country with a low-speed maglev line after Japan. The project marked China's

英语听力精选进阶版 6449

Why do we always want to go faster? I am talking about travel. We want our cars, trains and planes to get us to places quicker. This century, there's been a rise in high-speed rail travel as people have seen the benefits of this form of transport. I

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So when I was eight years old, a new girl came to join the class, and she was so impressive, as the new girl always seems to be. She had vast quantities of very shiny hair and a cute little pencil case, super strong on state capitals, just a great sp

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Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 3 Monday morning in Tokyo, J