Big campaign contributors were invited to stay overnight in the Lincoln bedroom at the White House?

参与的大手笔捐款人都被邀请,在白宫的林肯卧室留宿一晚？

耶鲁公开课 - 公正课程节选

This was very big in an ad campaign at least last year, I'm not sure if it still is, with the little butterfly.

它的广告宣传做得很大，至少在去年是这样的，我不确定它现在还是不是，它这里有一个小蝴蝶。

麻省理工公开课 - 化学原理课程节选