单词：piston-type knapsack sprayer
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Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew
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Its got to be here some where, Jessie muttered to herself. She took everything out of her knapsack. But the petition wasnt there. How can this be? she said to herself. I never lose things. Jessie searched everywhere in the garage. Maybe the petition
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美国动力公司研发提升五成油效对置活塞二冲程发动机 This little engine looks like it has only three pistons, but in fact, it has six, sharing only three cylinders. 这台小身材引擎看起来只有3个活塞,但事实上却有
VOA标准英语2016年(三月)
A:Welcome to Als Garage. What seems to be the problem? B:No problem at all! I am taking a long road trip and I want to make sure my car is in good mechanical condition. A:Very wise decision. When was the last time you had a tune up? B:Not that long a
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042 The Flint A soldier was walking down a country road. He was coming back from a battle. He was wearing a knapsack on his back and a big sword on his waist. When he was walking down the road so tired, he found a witch. The witch was sitting right n
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By Alan Silverman Hollywood 10 June 2006 A scene from 'Cars' A talented young race car learns what is important in life when he gets stuck in a small town in the new feature from Pixar, the animation studio with a history of family hits including To
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By Greg Flakus Albuquerque, New Mexico 25 July 2007 Large scale collection of solar power arrays As the world searches for ways to produce energy without burning fossil fuel, there is increased interest in solar energy. One place associated with sola
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Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
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This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile
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多架二战战机飞过华盛顿上空 致敬退伍老兵 More than 50 World War II-era planes flew in formation over the World War II Memorial in Washington Friday, marking the 70th anniversary of the end of the conflict in Europe. 超过50架曾在二
VOA标准英语2015年(十月)
WWII-era Warplanes Fly Over Washington 多架二战战机飞过华盛顿上空 Seventy years after the Second World War ended in Europe, warplanes of that era still attract a lot of attention and admiration, both for their designers and the crews tha
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Coffee, computers and piston engines - could we imagine a world without them? These are intricate parts of every day life for most of us and the knowledge that led to them was either invented by or passed down through the ancient Muslim world. That's
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A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t
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When Dusty learns that his engine is damaged and he may never race again, he shifts gears and is launched into a world of aerial firefighting. I thought it was a great start. I knew that it would be a more of a harrowing adventure. The first film was
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The boy wore a nightshirt. He had red hair andfreckles. He looked about four years old. He rubbed his eyes sleepily. Then he saw Teddy. Puppy! he said with a huge smile. He threw his arms around the little dog's neck. Teddy licked his face. Come back
汪培珽儿童英文分级书单《神奇树屋》
Track One From a very young age I had a bit of a fascination with flying 我自儿时便有些迷上了飞行 Bit of a fascination with speed 着迷那样的高速（驾驶） As I went through school and into my A-Levels I wanted to pursue a flying
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