As a result of the Freedom Rides, they had integrated interstate transportation, at great cost to the volunteers who rode those buses.

作为自由乘车运动的结果，州际间的交通被大大集中，不过这使那些乘坐巴士的志愿者们付出了极大的代价。

耶鲁公开课 - 1945年后的美国小说课程节选

Freedom does permit isolation from society and an alienation of the individual at a high cost, both to the individual and society.

自由允许人与社会隔绝,人与人疏远,但是不管是对个人还是社会,代价都是巨大的

耶鲁公开课 - 古希腊历史简介课程节选

Eleven dollars per part at 12.5 million cars and trucks came to a total cost of $137 million to improve the safety.

给1250万辆轿车和卡车配上11美元的隔板,提高安全性，共需花费一亿三千七百万美元。

耶鲁公开课 - 公正课程节选

Second thing I would say that was valuable "Thank goodness, I did one year at Stanford Business School and learned how to read a balance sheet and understand the basics of cost accounting which is not mathematical rocket science.

我要说的第二件事是很重要的,感谢上苍，我在斯坦福商学院学了一年,学会了怎么看资产平衡表，知道恶劣,成本会计的基本知识。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

If Firm II is charging C, Then a best response for Firm 1 is to set price equal to marginal costs, and if Firm 1 is pricing at marginal cost, then conversely a best response for Firm 2 is to price at marginal cost.

如果公司2选择了C,公司1的最佳对策是,定价在边际成本,如果公司1定价在边际成本,同样的,公司2的最佳对策,也是定价在边际成本

耶鲁公开课 - 博弈论课程节选