But there is also time for brief diversions onto bizarre ground, such as a discussion of the skyscraper index (which holds that a boom in skyscraper construction is a foolproof sign of an imminent recessio.
出自-2013年6月阅读原文
柯林斯高阶英汉双解学习词典释义
N-COUNT
转移注意力的行为;令人分心的事情
A diversion is an action or event that attracts your attention away from what you are doing or concentrating on.