新概念英语第二册第61课:Trouble with the Hubble
Lesson 61 Trouble with the Hubble哈勃望远镜的逆境
　　First listen and then answer the question.
　　听录音，然后回答以下问题。
　　What is the special importance of a telescope in space?
　　The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars. Right from the start there was trouble with the Hubble. The pictures it sent us were very disappointing because its main mirror was faulty! NASA is now going to put the telescope right, so it w ...