Levity y轻率;轻浮
levity parameters多变要素
Levity Productions出品公司
levity-index figure多变指数法
levity and innovation多变与创新
N-UNCOUNT（不可数名词） Levity is behaviour that shows a tendency to treat serious matters in a nonserious way. 轻浮行为 [文学性]
At the time, Arnold had disapproved of such levity.
那时候，阿诺德不赞成如此的轻浮行为。