Level 5 · word 6,794 of 20,000
flutter
/ˈflʌtər/
American

- 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。