What will be the proper mix in different risk groups, in different subtypes, in different backgrounds if the goal is to reach a vaccine -- one vaccine -- that could work for all people and nations?" But the researchers say the findings offer new hope for AIDS research.

VOA: standard.2009.10.20

And then I take as many raisins as will fit in and I leave. Right? I hope almost every one of you could figure out that was the right strategy.

然后我再尽量装葡萄干,最后我离开，对吧？,我希望你们每个人都发现了这是最优策略。

麻省理工公开课 - 计算机科学及编程导论课程节选

And then I take as many raisins as will fit in and I leave. Right? I hope almost every one of you could figure out that was the right strategy.

然后我再尽量装葡萄干,最后我离开，对吧？,我希望你们每个人都发现了这是最优策略。

麻省理工公开课 - 计算机科学及编程导论课程节选