单词：hematoporphyroidin
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In 1983, trailblazing astronaut Sally Ride blasted out of Earth's orbit, opening the world of space travel for women. Watch the stories of other pioneers who have followed her path to the stars. Since the US space program began in 1958, NASA has ach
国家地理2008年
Broadcast: Jan 29, 2003 China says it will launch its first astronauts into space later this year. Beijing is hoping the manned space program will boost commerce, science, and security. But, those ben
VOA2003（上）-科技先知
EXPLORATIONS - The Year in Space By Paul Thompson Broadcast: Wednesday, December 29, 2004 VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with the VOA Special English program EXPLORATIONS
Explorations
65 航天飞机的飞行准备 DATE=7-4-01 TITLE=EXPLORATIONS #1959 - Preparing Shuttle for Space Flight BYLINE=Paul Thompson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember wi
科技之光
The Space Shuttle Discovery is now on its way to the International Space Station after what NASA calls a picture perfect launch from the Kennedy Space Center in Florida Thursday. This is the last flight of the oldest and most-travelled of the US shut
英语新闻
WASHINGTON, Nov. 8 (Xinhua) -- NASA plans to add an unmanned flight test of the Orion spacecraft in early 2014 to its contract with Lockheed Martin Space Systems for the multipurpose crew vehicle's design, development, test and evaluation, the U.S. s
英语新闻