This would involve a two-stage interceptor that is scheduled to be flight tested three times between now and the end of 2011.

VOA: standard.2009.07.15

And, as I reminded you at the end of last day, the only reason I am doing this for you right now is I want to elucidate the principles.

就像我上次课的最后跟你们说过的那样，我现在给你们讲这些,仅仅是我想把原理阐释清楚。

麻省理工公开课 - 固态化学导论课程节选

no immediate problem but if this continues onto the end of the decade, re approaching right now, there is going to be a disaster.

不会有立竿见影的问题,但如果继续这样做的话，十年以后，也就是我们现在这个时候，which，is，what，we’,会发生灾难。

斯坦福公开课 - 经济学课程节选