单词:refractory liner rocket engine
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NASA Successfully Tests Hypersonic 1 Jet Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes reached a re
Going up quickly, like a rocket Helen: Hello, this is Real English from BBC Learning English. Im Helen. Zo: 你好吗? 我是刘佳。 Helen: Today were going to look at words and phrases that have recently become part of the English language. Zo: 地道英语
Lesson56 Part Ⅰ Lesson 56 Part Ⅰ Warming-up Exercises Phonetics: Homonyms 1.a.it's b. its 2.a.through b. threw 3.a.sail b. sale 4. a. sum b. some 5. a. knew b. new 6.a.tail b. tale 7.a.flu b. flew
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Down with Depressio 1. Everyone has a bad day once in a while. Problems at work, arguments with family members, or even changes in the weather can all bring us down and leave us feeling unhappy for a
Down with Depressio 性命忧 关 1. Everyone has a bad day once in a while. Problems at work, arguments with family members, or even changes in the weather can all bring us down and leave us feeling unhappy for a day or two. But if this mood lasts f
VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VOA Special English program, EXPLORATIONS. Today, we report on some of the early research in the development of rockets
EXPLORATIONS - How Robert Goddard Helped Lead America Into Space By Voice of America Broadcast: Wednesday, April 20, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffit
NASA Successfully Tests New Rocket Engine NASA最强火箭测试成功 火星之旅指日可待 The American space agency successfully tested a powerful new rocket engine this week in the desert of northern Utah. The rocket booster is meant to take a
Todd: Jonathan we are talking about conspiracy theories. What about the one where the sound? That when the rocket lands, they have actually audio of the rocket landing and you can't hear the rocket engine, and the rocket engine should be making a rea
The land-speed record 地面速度记录 How to build a 1,000mph car 怎样建造时速1000英里的汽车 Hybrid rocketry will be used to drive faster than ever before 混合火箭技术将用于更快地驱动车辆 May 5th 2011 | from the print ed
18 物理学家、火箭专家戈达德罗伯特 DATE=3-21-01 TITLE=EXPLORATIONS #1944 - Robert Goddard BYLINE=Staff VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VO
有人曾经曰过:女生是一种生命力极其顽强的生物,每个月流血几天不止,却依然上得了厅堂,下得了厨房,斗得过小强,打得过流氓。那么,女孩纸们大姨妈来了,用英语怎么说? 1. My per
Science and technology 科学技术 Reusable spacecraft 可重复使用的航天器 Jet-set rocket-man 乘喷气式火箭的乘客 A small British firm is working on a nifty new jet-rocket hybrid engine 英国一家小公司正在研发一款轻巧的新
BEIJING, Apirl 1 (Xinhuanet) -- An Ariane rocket launch of two communications satellites was aborted Wednesday after a technical hitch at the scheduled moment of liftoff in French Guiana on Wednesday. According to Arianespace, the Ariane 5 rocket's V
在美国,讲笑话的市场很大。在笑话界也出了一些习惯用语。这些习惯用语也逐渐渗入一般人的日常生活用语。幽默是美国人生活当中的一个重要部份。也正因为如此,有很多人专门从事逗人
BEIJING, Oct. 18 (Xinhuanet) -- NASA recently unveiled its new rocket design, named Space Launch System (SLS), according to media reports. The rocket will make its first unmanned flight in 2017, and the flight with astronauts aboard won't happen unti
Farewell heartless world, I'll send you a postcard burnt And the flames you tried so hard To extinguish with fear of failing. I'll write down everything I have learned, And edit it down to a single word Love, for you I'm waiting, anticipating Sparks
On the morning of July 16, 1969, Neil and his two fellow Apollo 11 crewmen rose at 4:15 A.M. They had steak and eggs for breakfast, the same breakfast all astronauts had before a flight. The night before a special visitor had arrived for dinner to wi