Level 4 · word 4,113 of 20,000

dull

/ˈdʌl/ American
Picture: dull
  • adj. 钝的, 无趣的, 暗淡的
  • v. 使迟钝, 减轻
Definition
  • adj. not sharp, not interesting, or not bright
  • v. to make something less sharp, painful, or intense
Example
The lecture was so dull that many students fell asleep.
这堂课太枯燥了,很多学生都睡着了。