单词:earth return circuit
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Broadcast: May 7, 2003 By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special English program EXPLORATIONS. We have news about two exploration d
Physicist Stephen Hawking said people should return to the Moon and go to Mars because leaving Earth may be the only way to save humanity. Hawking said that as Earth faces climate change and pressure on natural resources, human beings need to reach b
By Richard Krantz Washington, D.C. 28 February 2006 watch Space Program report Proposed space vehicle With little fanfare, and on a tight budget, the United States is reshaping its space program in an
I am John B. Welcome to the 360 podcast. A woman who would say she died left this world and returned to tell the tale. Also it was a very woozy thanks giving on the ridiculous. Lets get started. This Sunday night at 7 p.m.CNN will broadcast a special
图片1 circle n.圆周,圆形物,派系,循环 v. 围,环绕,盘旋 例句:I need experience to get a job, but without a job I can't get experienceit' s a vicious circle. 我得有经验才能找到工作,可是没有工作我就无法
今天要学的词是go-ahead。 Go-ahead,两个词当中加联接号,go-ahead就成了名词,意思是批准或下令。报导说:The space shuttle Atlantis was given the go-ahead to return to Earth, 亚特兰蒂斯号航天飞机得到命令返
Why Is Gravity Good For Us? When astronauts return from long missions in space, their exit from the spacecraft is usually hidden from public view. This is because after several months in weightless conditions, things we usually take for granted, such
By extraordinary coincidence, the 500 conquistadors led by Hernan Cortes arrived during the exact year when an Aztec prophecy foretold the return of Quetzalcoatl, the feathered serpent God. Feathered
An astronaut stands on the surface of the Moon Scientists in the UK have expressed their enthusiasm for Chinas plans to explore the Moon with robotic spacecraft , and are keen to take part in the adventure. British scientists are seeking to collabor
EXPLORATIONS - 'Houston, We've Had a Problem Here': The Survival of Apollo 13By Marilyn Rice Christiano and directed by Paul Thompson Broadcast: Wednesday, August 30, 2006 ANNOUNCER: EXPLORATIONS -- a
Ground - Connecting the Earth to electrical equipment with a conductor. This is done so current overloads (perhaps due to a lightning strike) can be safely diverted to the Earth. Ground Fault Circuit
[00:01.50]So what is the future [00:03.66]of the exploration of Mars? [00:06.13]In 2014, the first return flight is planned, [00:09.71]which means that a space probe [00:11.37]will bring back to Earth samples of Martian [00:13.86]rock and soil.After
今天我们要讲几个在美国总统大选的竞选阶段常会用到的习惯用语。美国总统大选每四年举行一次。在大选年的前一年,准备竞争本党总统候选人提名的人士就已经在各州积极展开竞选活动了,
Two Chinese astronauts Jing Haipeng and Chen Dong have spent 33 days in space, marking a new record for China.
By Nancy Steinbach Broadcast: July 2, 2003 This is Steve Ember with the VOA Special English Health Report. Lightning is the release of electrical energy in the sky. Lightning can start fires. It also
TUNIS, March 24 (Xinhua) -- Elena Svitilona of Ukraine won the la Marsa Open after beating Bulgaria's Isabelle Shinikova 7-6, 7-6 in the final on Saturday in the north of the capital. On Friday, Svitilona easily defeated Tunisian hopeful Ons Jabeur,
China's unmanned lunar probe Chang'e-5, set to be launched around December 2017, will bring lunar soil samples back to Earth, says Wu Yanhua, deputy chief of the China National Space Administration. 国家航天局副局长吴艳华近日表示,我国
China plans to launch the Chang'e-5 lunar probe at the end of November this year, from the Wenchang Space Launch Center in Hainan, aboard the heavy-lift carrier rocket Long March-5. 我国计划于今年11月底在海南文昌航天发射场用重型运
今天要学的词是go-ahead。 Go-ahead,两个词当中加联接号,go-ahead就成了名词,意思是批准或下令。报导说:The space shuttle Atlantis was given the go-ahead to return to Earth, 亚特兰蒂斯号航天飞机得到命令返