单词：engine powered auxiliary equipment
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[00:04.57]Excitement fills the early morning air as you arrive at learn to recognize and name each part of the parachute. [00:19.17]You also learn what each part does. [00:22.05]The excitement builds as your teacher describes each stetp it of the jum
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听广告学英语:Mitsubishi GDI Engine三菱汽车引擎 Mitsubishi GDI 三菱汽车引擎 原文 It's the GDI, the engine technology of tomorrow is already being driven today. Mitsubishi's GDI engine produces more power, reduces fuel consumption, and emits less carb
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Powered Exoskeletons Give Assistance in Walking, Lifting Powered suits that could help paralyzed people walk and others lift and carry heavy loads with ease have been an inventor's dream since late 19th century. But they had to wait until the 21st ce
VOA标准英语2015年(七月)
Narrator: Exercise 3.9. Lecture 3: Electric cars? Solar-powered buses? When most people imagine solutions to the problems of city air pollution they probably think of electricity and solar power. But the problem with an electric car is that the elect
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auxiliary, [ ?:g'ziljəri ] adj 辅助的，从属的＝subordinate＝additional＝supplementary 【例】an auxiliary airdrome 辅助机场 【记】同ancillary（一个希拉里，adj 补助的）一起记
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Todd: Alexandra, you worked at an airport before. You said you worked in Aviation. Alexandra: Yes, my previous job was write contracts for an aviation company and we bought and sold airplanes and aircraft engines, so we did a lot of marketing and lea
英语访谈对话
As an alternative to expensive helicopters or traditional jets, some law enforcement agencies are experimenting with lightweight craft that stay airborne using just a parachute. Steve Mort | Palm Bay, Florida 01 January 2010 The Palm Bay Police Depar
VOA标准英语2010年(一月)
Todd: Alexandra, you worked at an airport before. You said you worked in Aviation. Alexandra: Yes, my previous job was write contracts for an aviation company and we bought and sold airplanes and aircraft engines, so we did a lot of marketing and lea
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The drive to develop a battery to power automobiles, without using petroleum, is also behind the effort to develop an electric powered airplane. New designs for electric aircraft were recently unveiled at the Experimental Aircraft Association's (EAA)
VOA标准英语2010年(八)月
India has launched its first indigenously built nuclear-powered submarine capable of firing ballistic missiles. The submarine, once in service, will give the country the capability to fire nuclear weapons from sea besides land and air. The Indian na
VOA标准英语2009年(七月)
备用电机或能挽救飞行员的生命 More than 550 people are killed each year,on average,in accidents involving small,mostly single-engine airplanes,according to the U.S. Department of Transportation. 美国运输部的调查显示每年有超过
VOA标准英语2015年(十二月)
Backup Motor May Save Pilots Lives 备用电机或可挽救飞行员的生命 In case of engine failure, multi-engine aircraft often have enough power to land safely, but single-engine planes have a very small chance of avoiding a fatal crash. Now, t
VOA标准英语2015年(七月)
Todd: Alexandra, you worked at an airport before. You said you worked in Aviation. Alexandra, 你之前在机场工作。你说你是做航空业的。 Alexandra: Yes, my previous job was write contracts for an aviation company and we bought and sold
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AUDIE CORNISH, HOST: Think about some of the things that spew nasty contaminants into the air - automobiles, power plants. How about leaf blowers? Those annoyingly loud, gas-powered, backpack-like machines are about to pass cars as the worst air poll
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This is the VOA Special English Development Report. Harvest in Benin A new study in West Africa shows how farm irrigation systems powered by the sun can produce more food and money for villagers. The study in Benin found that solar-powered pumps are
2010年慢速英语(一)月
Did you know that in general we have on the average, i guess, about 26 eletronic gadgets in our house and they are constantly all pluging them and charging them and very little that power actually goes to chargers. Some of it is just regularly runnin
英语杂谈
BEIJING, March 12 (Xinhua) -- China's Ministry of Finance (MOF) has revised a list of major items of technical equipment enjoying import-tax exemption, according to a circular issued by the body on Monday. Chinese manufacturers of items of large tech
英语新闻
Todd: Alexandra, you worked at an airport before. You said you worked in Aviation. Alexandra: Yes, my previous job was write contracts for an aviation company and we bought and sold airplanes and aircraft engines, so we did a lot of marketing and lea
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People flying into Indias southern city of Cochin may see numerous solar panels around Cochin International Airport. But they may not know that the airport was the first in the world to be fully powered by solar energy. A sea of shiny solar panels st
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SCOTT SIMON, HOST: The Democrats' proposed Green New Deal calls for America to eliminate greenhouse gas emissions from U.S. transportation, an ambitious goal that would require - among many other things - phasing out cars that run on gasoline. That m
2019年NPR美国国家公共电台2月