首先, 他们让这些林雀尽情地享用一种食物, 使其进入到一种特饱的状态 – 只要这些鸟饱食一种食物, 那它们就会表现出对其他东西的一种强烈的偏好.

They let the birds eat as much of one food as they wanted, exploiting a condition called specific satiety—once the birds are full of one food, they show strong preference for something different.

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肯尼特先生有一种相当不寻常的幽默感。

Mr. Kennet has a rather peculiar sense of humour.

《柯林斯英汉双解大词典》

宾特先生有一种将决定拖到最后一分钟的倾向。

Mr. Bint has a propensity to put off decisions to the last minute.

《柯林斯英汉双解大词典》

We had the kind of payoff where we care about our own grade, and Travis has mentioned the kind of payoff where you might care about other people's grades.

一种是只在意自己的收益,另一种像特拉维斯提到的,在意其他人的收益

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