他是一位年轻的科学家，他用小白鼠做了实验，向上百位专家阐述了他的结论，关于长期记忆以及为什么我们可以记住他们的原因。

He is a young scientist, who ran a rat experiment and presented his conclusions to hundreds of experts about long term memory and why we retain them.

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她遇到了一位年轻的科学家名叫皮埃尔·居里。

She met a young scientist whose name was Pierre Curie.

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70年代，另一位年轻的科学家，迈克尔 卡普兰发现在大鼠脑中存在神经再生现象（即神经元细胞新生）。

Then, in the 1970's, another young scientist, Michael Kaplan discovered neurogenesis (the birth of new neurons) in the brains of rats.

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