Level 5 · word 6,794 of 20,000

flutter

/ˈflʌtər/ American
Picture: flutter
  • v. 摆动, 飘动
  • n. 摆动, 颤动
Definition
  • v. to move quickly and lightly up and down or side to side
  • n. a quick light movement, as of wings or something small
Example
The butterfly's wings flutter gently in the warm breeze.
蝴蝶的翅膀在温暖的微风中轻轻扑动。