Level 6 · word 19,328 of 20,000

lunacy

/ˈluːnəsi/ American
  • n. 愚蠢之举, 精神失常
Definition
  • n. very foolish or crazy behavior, or serious mental illness
Example
Driving that fast in the storm was pure lunacy.
在暴风雨中开那么快简直是疯了。