flutter

v. /ˈflʌt̬.ɚ/ B2

飘动；振翼

To move lightly and quickly up and down or from side to side.

仙境例句

The Gryphon's wings fluttered with laughter when Alice's poem came out all wrong.

爱丽丝的诗背得全走了样，狮鹫笑得翅膀直扑扇。