eye opener

详细解释:使人瞠目吃惊的事物, 有启发作用的东西, 外表迷人的东西

英语解释：

名词 eye opener:

an alcoholic drink intended to wake one up early in the morningsomething surprising and revealing

例句：

His book was an eye opener to complacent young men.对自满的年轻人来说，他的这本书有启发作用。