But since it isn't yet possible to observe which genes turn on and off while humans call up their memories, he does the next best thing: he studies what happens in rats.

但人染不可能观察到记忆唤起时哪个基因开或关，他做了下一件事：在老鼠上研究。

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But since it isn't yet possible to observe which genes turn on and off while humans call up their memories, he does the next best thing: he studies what happens in rats.

但人染不可能观察到记忆唤起时哪个基因开或关，他做了下一件事：在老鼠上研究。

youdao