天花乱坠

The original sin of business schools is boosterism.

商学院的主要罪过是天花乱坠的吹捧。

They're so lacking in confidence in the attraction of the games they televise that they feel they have to hype up with some hysterical commentator in order to get anyone to watch them.

他用电视播映比赛的吸引力太缺乏信心, 以至他感到必须要用一说得天花乱坠的讲解员来做实况广播, 以便招揽观众。