If a black hole devours a planet and no one is around to hear it, does it still make a
sound?
Physicists and astronomers have been trying to map astronomical date through sound for
decades — and now ...
English Article | Word Count | Duration | Accuracy | Speed | Backspace | Error | Slogan |
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《NASA Recorded a Black Hole's Song, and You Can Lis》 | 501字 | 2.0分钟 | 100% | 156 CPM | 21 次 | 1 | 及格,继续努力! |
The wrong word this time: — | |||||||
Suggestion:
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: 我们应有恒心,特地要有自决定疑念!我们必须相疑,我们当比天是要雍么做某种工做的。 ——居里夫人 | |||||||
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