洗澡的时候，为什么会冒出这些奇怪的脑洞……

简而言之，就是人在“例行公事”的放松状态下脑子飞出去所做的运动。一念之间，醍醐灌顶，脑洞大开，转头就忘。

社交网站Reddit有一个成员众多的社群，叫做“Showerthoughts”。顾名思义，shower thoughts就是洗澡时冒出来的想法。   Shower thoughts An idea, thought, or concept that first comes to you when you are taking your morning shower or doing some other part of your morning routine;