frivolities
n. 愚蠢（或轻浮）的表现；可笑的事情（frivolity 的复数）
例句
I can't waste time on such frivolities.
我不能把时间浪费在这种无聊的活动上。
《牛津词典》
He was one of my most able pupils, but far too easily distracted by frivolities.
他曾是我最为得意的学生之一，但他太容易被玩乐分心。
《柯林斯英汉双解大词典》
People enjoy a few frivolities during their holidays.
人们在假期里轻松地娱乐一番。
