没人确切知道为什么青春期是人类独有的。

No one knows for sure why adolescence is unique to humans.

《柯林斯英汉双解大词典》

许多能力将不再是人类独有的。

Many abilities will cease to be unique to human beings.

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霍拜托特博士说：“这项研究的重要信息是，还有另一个物种在进行有意义的交流，所以这并不是人类独有的。”

"The big message from this study is that there is another species out there, that is meaningful in its communication, so that's not unique to humans," said Dr. Hobaiter.

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