Frivolity

(n.)

behaviour that is silly or amusing, especially when this is not suitable

愚蠢的行为；可笑的表现；轻浮的举止

e.g. It was just a piece of harmless frivolity.

这仅是无恶意的愚蠢行为。

e.g. 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。

引申：frivolous

(a.)

1. (of people or their behaviour) silly or amusing, especially when such behaviour is not suitable

（人或行为）愚蠢的；可笑的

e.g. frivolous comments/suggestions

愚蠢的话；可笑的建议

e.g. Sorry, I was being frivolous.

对不起，我失态了。

2. having no useful or serious purpose

无聊的；不严肃的

e.g. frivolous pastimes/pleasures

无聊的消遣/娱乐

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