单词：low-power telescope
单词：low-power telescope 相关文章
EXPLORATIONS -February 6, 2002: Increasing Hubble’s Power By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with the VOA Special English program EXPLORATIONS. Today
Explorations
Hurricane Maria Hit Puerto Ricos Giant Telescope Hurricane Maria severely damaged Puerto Ricos electricity and communications systems. Millions of people there are without power, water or food. 飓风玛利亚严重破坏了波多黎各的电力和通信
2017年VOA慢速英语(十)月
An unusual Boeing 747 arrived in Christchurch at the weekend from California. It has a telescope on board. The plane will spend the next three weeks flying the skies of the South Island to study the Milky Way. It is called SOFIA, Stratospheric Observ
新西兰英语
SCIENCE REPORT – January 31, 2002: Hubble Improvements By Paul Thompson 1993 service flight This is the VOA Special English Science Report. American space agency astronauts will soon replace much of
科技之光
EXPLORATIONS -May 8, 2002: Hubble's New Camera By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Last week, the
Explorations
Implantable 'eye telescope' that magnifies vision by three times approved for use in patients可以三倍变焦的眼中望远镜已被批准医用。 A miniature telescope that is implanted in the eye to solve sight problems has been approved for us
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