费恩博士发现，如果允许患病儿童拿着他们的宠物沙鼠，就可以很简单地教会他们如何表现平静。
Dr. Fine found that they could be more easily taught how to behave calmly if allowed to hold their pet gerbil.
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.
以前为了生产区区5000个零件，却要花费几天时间来教会一个机器人进行几步简单的折弯操作的日子已经远去了。
The days of spending several days to teach a robot how to do a couple of simple bends for a run of 5, 000 parts is over.
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