单词：hypersonic heating hypersonic heat
单词：hypersonic heating hypersonic heat 相关文章
Nowadays, most of the food we eat is cooked in ovens or on stoves. The heat which is needed to cook this food comes from burning wood, gas, or other fuels1. However, natural resources2 are decreasing. When fuel becomes less available, people have to
常春藤生活英语
EXPLORATIONS - Carbon Monoxide Poisoning is a Silent Killer That Causes Death and Injuries Throughout the World By Marilyn Christiano Broadcast: Wednesday, November 02, 2005 (MUSIC) VOICE ONE: This is
Explorations
VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. Wintry conditions are returning to the northern part of the world. Winter brings cold weather and, with it, a danger as old as man's k
VOA慢速英语2008年（十二）月
And our first story concerns a weapon that said to be hypersonic, meaning it would travel at several times the speed of sound. Russia's defense ministry says it's conducted a successful test of a hypersonic missile. A nation might want to want a weap
CNN美国有线新闻2018年4月
26 Renting an Apartment GLOSSARY apartment manager a person whose job is to take care of problems in an apartment building, collect the rent, and find peopleto live in the building * When our toilet stopped working, we called the apartment manager. v
2009年ESL之日常生活
AGRICULTURE REPORT – February 26, 2002: Heating Buildings with Chicken Fat By George Grow This is the VOA Special English AGRICULTURE REPORT. American scientists are developing a new use for chicken
农业与发展
数据服务器可以给家庭供暖 As every computer owner knows, when their machines run a complex program they get pretty hot. In fact, cooling the processors can be expensive, especially when you're dealing with huge banks of computer servers. B
VOA标准英语2015年(九月)
Data Servers Could Heat Private Homes 数据服务器可以给家庭供暖 As every computer owner knows, when their machines run a complex program they get pretty hot. In fact, cooling the processors can be expensive, especially when you're dealing
VOA标准英语2015年(四月)
That's an unnatural act for a rocket. 这对于火箭来说，不是一种自然的行为。 The third stage has a camera. 第三次发射，火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th
TED演讲科技篇
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
Anyone who has spent time in the south of China in winter knows what it feels like to stay indoors shivering, even with a downjacket. But despite increasing calls in the south for a public heating system, there are plenty of obstacles in the way. Its
英语新闻视频
冬季减肥的4个小妙招 1. Sort out your mood. If you suffer from depression, then winter might mean that it is more obvious that there is something wrong with your mood. When we're depressed, it makes us more likely to feel the need to comfort
实用英语
Hot Computers Could Be Used to Heat Homes 能给家庭供暖的计算机服务器 When computer servers operate a complex program, they can get very hot. Cooling the servers can be costly. So researchers asked what would happen if the heat created by
2015年VOA慢速英语(五)月
STEVE INSKEEP, HOST: President Trump's national security adviser, John Bolton, is in Moscow for a second day today. He's there to discuss President Trump's pledge to withdraw from an arms control treaty that bans certain kinds of missiles. This is on
2018年NPR美国国家公共电台10月
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
实用英语
今天我们要学的词是heat up。 To heat up, 意思是越来越激烈。 The debate over immigration reform is heating up on the Hill, 国会关于移民改革的辩论日益激烈。 The World Cup is heating up as more teams are getting knocked
英语每日一词
Lockheed Martin says it's developing a Mach 6 aircraft that would be faster than any other fighter jet. 洛克希德马丁公司日前宣布，该公司正在研发一款速度可达6马赫、比其它所有飞机都快的战斗机。 Called the Hype
英语新闻
法国巴黎最大的公共住房项目近日宣布将利用地铁中乘客身体释放出来的热量为市中心的一个公共住房项目供暖。据悉，该项目是基于地热技术研发的，地铁和供暖建筑物通过一个楼梯连接。
阅读空间
今天我们要学的词是heat up。 To heat up, 意思是越来越激烈。 The debate over immigration reform is heating up on the Hill, 国会关于移民改革的辩论日益激烈。 The World Cup is heating up as more teams are getting knocked
英语单词荟萃
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
听播客学英语