"We're at a point in time when we think we have a real opportunity because with the signing of this joint declaration, the parties are coming together and saying that we share a common commitment to address the situation and to offer children better hope for the future through education."

VOA: special.2010.10.26

MIT has undertaken a variety of experiments in Educational technology. But we really feel at this Point of time we need some sort of coordinate strategy.

麻省理工做了许多不同的,教育技术的实验，但我们觉得,现在我们需要一些协调的战略。

麻省理工公开课 - 媒体、教育、市场课程节选

At one time in the book or at one point he maintains that a person cannot be made to accuse themselves without the assurance of pardon.

他在书中辩护道,除非一个人知道自己会被赦免而主动认罪,否则是不能轻易强逼他认罪的。

耶鲁公开课 - 政治哲学导论课程节选

OK, we're going to do this reversibly, which means we're going to slowly change the external pressure very, very slightly at a time, so that at every point we're basically in equilibrium, p2/ until the pressure reaches a new smaller pressure p2.

整个过程保持可逆，外界压强,变化得很慢，每一个瞬间,都保持平衡，直到压强减小到末态值。

麻省理工公开课 - 热力学与动力学课程节选

> David: At some point in time, I'm going to have to have declared the variable as a float before I can then hand it to printf as the insertion value for that format strength.

>，大卫：在一个特定的时间，我将需要,声明float类型这样的变量,那样我就可以把它打印出来,像是格式化优点的插入值。

哈佛公开课 - 计算机科学课程节选