When researchers showed one lemur how to manipulate a simple snack machine, all other lemurs in its troop successfully performed the same trick on their first try.
研究人员只要教会一只狐猴操作简单的小食机，同一群里所有其他狐猴都可以一试就成功掌握这个把戏。
When researchers showed one lemur how to manipulate a simple snack machine, all other lemurs in its troop successfully performed the same trick on their first try.
研究人员只要教会一只狐猴操作简单的小食机，同一群里所有其他狐猴都可以一试就成功掌握这个把戏。
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