adj.輕佻的；妄動(dòng)的；瑣碎的；無足輕重的
She had a reputation of being a frivolous coquette. 大家都說她是一個(gè)輕佻的蕩婦。
Don't waste your time on frivolous matters. 別把時(shí)間浪費(fèi)在無足輕重的事情上。
adv.輕浮地；愚昧地
