Notice that these transport costs go up in the distance you have to travel and they go up pretty fast.

注意这些交通成本,随着距离而增长并且增长得很快

耶鲁公开课 - 博弈论课程节选

In addition, this is just the cost of the vaccine, not the cost of the doctor or nurse who injects it into, you so you have to figure that cost in as well.

另外,这个仅是疫苗本身的成本,还没算上医生或者护士的成本,所以你还得同时考虑这些成本

耶鲁公开课 - 生物医学工程探索课程节选

This is the effort cost. Similarly, player II, everything's symmetric here Player II's payoff is the same thing.

这是她的努力成本,由对称可得,参与人II的收益是一样的

耶鲁公开课 - 博弈论课程节选