单词:cassegrainian telescopes
(cassegrainian telescope 的复数)
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EXPLORATIONS - Mauna Kea in Hawaii: Astronomy on the World's Highest Island Mountain By Shelley Gollust Broadcast: Wednesday, October 05, 2005 (MUSIC) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Ba
Did you know there are other meanings for the word sad? Jo: This is Real English from BBC Learning English the programme where we look at words and phrases that you might not find in your English textbooks. I'm Jo. Helen: And I'm Helen. 地道英语中介
Tekapo is a special place. This small town has a big observatory at Mount John, 1000m above the town. It has six telescopes including New Zealands biggest telescope with a diameter of 1.8m, built with Japanese money. The observatory is operated by th
Lesson 5 第五课 英文札记 October 10 10月10日 The Tainan Astronomy Museum 台南天文博物馆 天文博物馆 At Tainan's Astronomy Museum, people can learn about space. 在台南的天文博物馆,人们可以认识太空, They can lea
The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧,小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能帮助寻找其他太阳系的生命
Science and technology. 科技。 The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧,小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能