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...
English Article | Word Count | Duration | Accuracy | Speed | Backspace | Error | Slogan |
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《新概念》 | 3684字 | 31.0分钟 | 100% | 117 CPM | 463 次 | 0 | 及格,继续努力! |
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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: 寒冷寂寞的生,却不如轰轰烈烈的死。 ——巴金 | |||||||
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