And again, you don't teach an animal to play Ping-Pong by waiting for it to play Ping-Pong and then rewarding it.

同样，你并不能通过等待动物打乒乓球,然后给其奖励,来使动物学会打乒乓球。

耶鲁公开课 - 心理学导论课程节选

From that standpoint, from that theoretical standpoint, comes a methodological approach which is, if they're all the same then you could study human learning by studying nonhuman animals.

从这个理论观点中，可以得出一种研究方法,即，如果人类与动物并无差别,那你就能通过研究非人类动物的学习过程,来研究人类的学习过程。

耶鲁公开课 - 心理学导论课程节选

You can do that by gently adding heat and making it basic, but you make the two DNA strands separate.

你可以通过逐渐加温并使之碱化的方法,使双链DNA解旋

耶鲁公开课 - 生物医学工程探索课程节选

if I say a particle's location is i times t^2 plus j times 9t^3, for every value of time, you can put the numbers in and you can find the velocity by just taking derivatives.

一个质点的位置,i ? t^2 + j ? 9t^3,在每一个时间点,你可以把数值代入,并通过求导得到速度

耶鲁公开课 - 基础物理课程节选