单词：earth-return system
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单词：earth-return system 相关文章
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
Take Away English
[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
北师大版高中英语模块7(选修)
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
VOA2003（下）-环境与健康
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
英语新闻
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
英语新闻
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
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