标签：Orbit 相关文章
Unit 10 opt optimistic option optional orbit orderly organization orient oriental orientation origin original originate ornament orthodox outbreak outcome outfit outline outlook output outrage outset outstanding overall overcome overflow overhear ov
2009年星火考研词汇核心突破
EXPLORATIONS -- a program in Special English by the Voice of America. (MUSIC) Today, Harry Monroe and Tony Riggs report about America's second manned space program, Gemini. Two astronauts flew on each flight. Gemini's purpose was to bring the United
VOA慢速英语2009年（六）月
Zero Gravity, Does It Exist? 零重力，是否真的存在？ This Moment of Science: Is there such a thing a zero gravity? 本期科学一刻：是否真的存在零重力？ No Zero Gravity 零重力，无稽之谈 Contrary to popular belief, ther
初学者听力文摘精选
Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel
(科普英语)Earth and Sky
Dim and Mysterious, the Planet Pluto Has Scientists' Attention 黯淡神秘的冥王星引起科学家关注 Don't pace the floor waiting for the results of the visit to this far-off hunk of rock, whi
VOA2005（上）--环境科学探索
AS IT IS 2014-08-07 Rosetta Spacecraft Catches a Comet 罗塞塔航天器捕捉到一颗彗星 After a 10-year trip, a European spacecraft has, for the first time, entered an orbit around a comet. The European Space Agencys Rosetta spacecraft began a
2014年VOA慢速英语(八)月
A Year Later, Still No Word on Malaysia Airlines Flight 370 一年之后,马航MH370依旧没有消息 It has been one year since Malaysia Airlines Flight 370 went missing. The airplane disappeared over the Indian Ocean on a flight from Kuala Lumpur
2015年VOA慢速英语(三)月
Members of the Harvard Family: Here in the Yard is one of the great collections of intellectual talent in the world. 哈佛大家庭的成员们，这个院子里在场的人们，你们是全世界最有智力的人类群体之一。 For what purpos
名校励志英语演讲
Shenzhou 11 spacecraft to carry two astronauts into space Sitting under the national flag and separated from the media by a transparent glass wall, 50-year-old Jing Haipeng and 37-year-old Chen Dong appeared calm as they prepare to be part of, what i
2016CRI中国国际广播电台
Science and technology 科学技术 Inflatable spacecraft 充气式宇宙飞船 Blown up in orbit 在轨道上运行时充气膨胀 A plan to use enormous balloons to build space stations 一个大量使用气球构建空间站的计划 THE Internati
经济学人科技系列
February is Black History Month in the United States and Canada, a national observance that pays tribute to people and events that shaped the history of African-Americans and Canadians. It's also a time to educate people about the accomplishments of
VOA标准英语2010年(二月)
According to a statement from China's manned space engineering office, the Tiangong-2 will be capable of receiving manned and cargo spaceships, and will be a testing place for systems and processes for mid-term space stays and refueling in space. It
2016CRI中国国际广播电台
December 6th, 1889Jefferson Davis, the first and only, President of the Confederate States of America during the Civil War dies in New Orleans. Davis spent two years in prison after the war and was indicted for treason, but never faced trial. 1969Vio
历史上的今天-2010年
December 6th, 1889Jefferson Davis, the first and only, President of the Confederate States of America during the Civil War, dies in New Orleans. Davis spent two years in prison after the war and was indicted for treason, but never faced trial. 1969,V
历史上的今天-2013年
December 6th, 1889Jefferson Davis, the first and only, President of the Confederate States of America during the Civil War, dies in New Orleans. Davis spent two years in prison after the war and was indicted for treason, but never faced trial. 1969,V
历史上的今天-2014年
But, as powerful as Rome may have been, they couldn't change the rules of the universe, and neither of these calendars add up to anywhere close to the time it takes us to orbit the sun. After a few years, the seasons are out of whack with the months,
留美老师带你每日说英文
模仿句子：The tensions in the Korean Peninsula have dominated headlines since February when North Korea tested another nuclear warhead. It also tested new rocket technology ostensibly to send satellites into orbit, although no one abroad seemed
英音模仿秀
本期内容： SpaceX, an American space startup, launched 11 communications satellites into orbit before returning the first stage of its Falcon 9 rocket to Cape Canaveral in Florida, where it made a powered landing. Reusing the first stage, which
夏说英语新闻晨读
本期内容： SpaceX,ElonMusksrocketrycompany,successfullylaunchedaspysatelliteforAmericasDepartmentofDefenseintoorbitfromtheKennedySpaceCentreinFlorida.ItwasthefirstflightSpaceXhadmadeforthemilitary.Thecompanyiskeentoproveitselfareliablelaunchprov
夏说英语新闻晨读
As part of the plan, the latest step will be the launch of the second space lab, the Tiangong-2, which is scheduled for the third quarter of this year. Shortly afterward, the Shenzhou-11 spacecraft is due to carry two astronauts to dock with the lab
2016CRI中国国际广播电台