'I cannot answer,' said Nick.

“我不能回答，”尼克说。

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"Now I can finally answer," said Dickinson, a bioengineer at the California Institute of Technology in Pasadena, USA.

“现在我终于能回答这个问题了，”美国Pasadena加州理工学院的生物工程学家Dickinson说到。

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"That's easy to answer," said Seb. "I ran out of chocolate!"

“那很容易回答，”塞巴说，“我吃光了巧克力！”

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"That's easy to answer," said Seb. "I ran out of chocolate!"

“那很容易回答，”塞巴说，“我吃光了巧克力！”

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