flutter
US /ˈflʌt̬.ɚ/
UK /ˈflʌt̬.ɚ/

1.
1.
颤动, 扑腾
a quick, light, and irregular movement
:
•
She felt a flutter in her stomach.
她感到胃里一阵颤动。
•
There was a sudden flutter of wings as the birds took flight.
鸟儿起飞时,翅膀突然扑腾了一下。
颤动, 扑腾
a quick, light, and irregular movement