flutter

拍翅、扑动

A small bird fluttered its wings against the window glass.

一只小鸟拍著翅膀撞向窗玻璃。

飘动、飘扬、摆动

Colorful flags fluttered in the breeze above the stadium.

五颜六色的旗子在球场上方随风飘扬。

眨动、颤动

She fluttered her eyelashes and pretended not to understand.

她眨了眨眼睫毛，装作听不懂。

急速跳动、悸动

My heart fluttered when I heard footsteps behind me.

听到身后的脚步声时，我的心脏猛然急跳。

颤动、飘动、扑动

We heard the flutter of wings inside the chimney.

我们听见烟囱里传来拍翅的声音。

悸动、一阵激动

She felt a flutter of excitement before walking on stage.

上台前她感到一阵兴奋的悸动。

骚动、慌乱

The announcement caused quite a flutter among the staff.

那项公告在员工之间引起不小的骚动。

小赌注、小赌一把英式口语

He likes to have a flutter on the horses each weekend.

他每个周末都喜欢赌一下赛马。

心房颤动、心搏过速医学

The doctor detected atrial flutter during the routine checkup.

医师在例行检查中发现心房颤动。