He went 70. I tingled all over. I counted minutes and subtracted miles.

他其实有70了，我太激动了，算着时间和英里数。

耶鲁公开课 - 1945年后的美国小说课程节选

But every bard added and subtracted things to suit his own talents.

但每个诗人又根据自己的智慧,增加或减少一些内容

耶鲁公开课 - 古希腊历史简介课程节选

I have some kind of moral conscience and after I've subtracted off my guilt feelings I end up at -1, so think of this as guilt: some notion of morality.

而晚上睡不着觉,所以减去我的负罪感的负效用后,我只得-1,把它看成负罪感吧

耶鲁公开课 - 博弈论课程节选

And that amount of energy will be subtracted.

那些能量将会被消耗掉。

麻省理工公开课 - 固态化学导论课程节选