Sleepy Bear Syndrome refers to the anger occurring after someone accidentally wakes you up during, or on the precipice of a nap.

“睡熊综合症”指的是一个人小睡时或快睡着时被人意外吵醒而发怒。

Example:

My brother woke me up while I was napping today. I almost gave him the full wrath of my Sleepy Bear Syndrome.

我今天正打盹时被我弟弟吵醒了。我像一头愤怒的熊一样对他狠狠发作了一通。