And yet if a computer can only count up to 2 billion or maybe 4 billion, I mean, what do you then do?

如果一台计算机只能够支持20亿,或者40亿，那我们该怎么办？

哈佛公开课 - 计算机科学课程节选

Because of that you can't count on molecules moving rapidly over the size of a cell that's ten to 30 Microns in diameter.

因此不要对生物大分子能在,直径十到三十微米的,细胞里高速穿行抱有任何指望

耶鲁公开课 - 生物医学工程探索课程节选

You don't have to count all the leaves on the tree, you can take a sample and you count that and then you multiply.

你不必数树上所有的叶子,你可以抽样,然后计数,再相乘即可

耶鲁公开课 - 金融市场课程节选

People who have seen this before, done it before, lived through it, and now you can count on them not to run away, better than you can on a fresh recruit who's never done this before.

有经验,杀过人,亲历过战争的人,往往可以靠得住,不至于临阵脱逃,从没参加过战斗的新兵蛋子一般都不怎么靠谱

耶鲁公开课 - 古希腊历史简介课程节选

But,basically the State was winning the battle against the nobles, and you could still be the Count of anywhere,or the Duke of anywhere, and you can't mobilize goodies to give to local people except on a very local scale.

不过,总体上这个国家还是战胜了贵族,而且你仍可以当任何地方的伯爵或公爵,你不能把任意调集物资,给当地人,除非是地方标准之下

耶鲁公开课 - 1871年后的法国课程节选