frivolity

1. N-VAR If you refer to an activity as a frivolity, you think that it is amusing and rather silly, rather than serious and sensible. 輕松的樂事

There is a serious message at the core of all this frivolity. 所有這些輕松樂事的核心傳遞著一個嚴肅的訊息。

He was one of my most able pupils, but far too easily distracted by frivolities. 他曾是我最爲得意的學(xué)生之一，但他太容易被玩樂分心。