但更重要的是，马克博士提出猪此种行为演变形成于猪最古老祖先。

But more fundamentally, Dr Bracke suggests the behaviour could have evolved in pigs' most ancient relatives.

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一位年轻的墨尔本医生在直觉下的一个行为或许将解开猪流感的秘密，并且对那些最容易感染此病的人采取新的治疗方法。

A young doctor at a Melbourne hospital has followed a hunch that may unlock the secrets of swine flu and lead to new treatments for those most at risk from the disease.

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如果你长时间的这么做，你的强化和惩罚，就会使这头猪形成向前走的行为。

And if you do that over the fullness of time, your reinforcement and punishment will give rise to a pig who walks forward.

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And so what you want to do, basically drawing upon the law of effect, is reinforce the pig for doing good things.

你所要做的就是，应用效果律，强化这头猪做出的令你满意的行为。

耶鲁公开课 - 心理学导论课程节选

And if you do that over the fullness of time, your reinforcement and punishment will give rise to a pig who walks forward.

如果你长时间的这么做，你的强化和惩罚,就会使这头猪形成向前走的行为。

耶鲁公开课 - 心理学导论课程节选

Finally, in the examples we're giving, whenever the pig does something you like you reinforce it.

最后，在我们之前提到的例子里，每当那头猪做出让你满意的行为,你就会强化它。

耶鲁公开课 - 心理学导论课程节选