N-VAR 輕浮的行爲;無聊的活動 If you refer to an activity as a frivolity, you think that it is amusing and rather silly, rather than serious and sensible. 輕浮的行爲;無聊的活動
There is a serious message at the core of all this frivolity.
在所有這些鬧騰的核心傳遞着一個嚴肅的信息。
He was one of my most able pupils, but far too easily distracted by frivolities.