levity

n.

欠考虑；不慎重；轻率；轻浮

复数：levities

1. I am sure foreigners must think our levity is baffling.
   外国人肯定认为我们的轻浮举止不可理喻。
2. We need to ensure the freedom of divorce, as well as oppose levity divorce.
   我们既要保障离婚自由，又要反对轻率离婚。

Levity
Levity
Levity!
The Levity Effect
Levity aircraft design
Cynthia Ozick's comic art : from levity to liturgy
Transforming with levity: humor, leadership, and follower attitudes
REMOTE SENSING AND SCALE TRANSFERING OF LEVITY PARAMETERS ON EARTH SURFACE
Proposing the Stroke Levity Scale: a valid, reliable, simple, and time-saving measure of stroke severity
Historical studies on the phlogiston theory.—I. The levity of phlogiston