It was scheduled to arrive in Tripoli at 6 o'clock " "We don't know where the communication failure happened, but what we can confirm is that were on board at the time."

VOA: standard.2010.05.12

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耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, main meanwhile is going to change, but let's fast forward to the end just to confirm that all I did was copy and paste what was on the slide a moment ago.

所以，main同时要改变，快速翻到末端,来确认，我刚才所做的就是,在面板上复制粘贴。

哈佛公开课 - 计算机科学课程节选