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

So, what business do you have to buy ads in newspapers announcing yourself.

因此对冲基金不能,在报纸上买广告位,为自己宣传

耶鲁公开课 - 金融市场课程节选