We have prices of options that change minute by minute.

期权价格瞬息万变

耶鲁公开课 - 金融市场课程节选

Although I don't quite understand--I should say, there's many things about how the fighting went on which we can only attempt to imagine because we just don't have films of ancient hoplite battles, I'm sorry to say.

虽然我有时也很困惑,比如说,战场上瞬息万变,情况非常复杂,由于没有古代重步兵白刃战的影像资料,我们只能猜想战场上发生了什么,真的是很遗憾

耶鲁公开课 - 古希腊历史简介课程节选

McKinsey and Hamilton have both been participants Of this projects. And what we've been trying to do is Isolate a few key areas that make sense for MIT doing Explore extensively. Now some of the challenges first Are that the technologies advance quickly.

包括McKinsey和Hamilton都是参与者,我们试图区分出一些关键领域,而不是让麻省理工做广泛的探索,现在的一些挑战在于,科学技术瞬息万变。

麻省理工公开课 - 媒体、教育、市场课程节选