Whale song mystery solved by scientists
The humpback's song sounded so strange and haunting to sailors, they
used to think it belonged to ghosts or mythical sea creatures. Now, a study
has revealed ...
| English Article | Word Count | Duration | Accuracy | Speed | Backspace | Error | Slogan |
|---|---|---|---|---|---|---|---|
| 《Whale song mystery solved by scientists》 | 929字 | 5.8分钟 | 100% | 155 CPM | 17 次 | 0 | 及格，继续努力！ |
| Inspirational quotes: 人们对于进退事情，往往不容易看得开，但有时间为情况需要，却不要不有所决定，或者，即使并无情势逼迫，也必须决定自己的进退事宜。 ——松下幸之助 | |||||||
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