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 s
ent us were very d...
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可能对按键不够熟悉，或者对输入法不够熟练所导致，不要急慢慢来，先打对把准确率提高，然后逐渐的加快速度，最后才能打准打快。
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| Inspirational quotes: 你和一个人遇见，是一回事，你和一个人遇见后能在一起多久，是你的能力的事，并不是每个人都具备很好的爱的能力。 ——杨昌溢 | |||||||
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