n.擺動；振翼；煩擾

vi.擺動；振翼；煩擾

vt.使心煩；使焦慮

There was a flutter of wings among the trees. 樹林里響起一陣飛鳥的拍翅聲。

He immediately fell into a great flutter. 他立刻變得心慌意亂。

The news caused a flutter among the teaching staff. 這個消息在全體教師中引起了不安。

Banners fluttered in the breeze. 旗幟在微風中飄揚。

White clouds flutter in the blue sky. 藍藍的天上白云飄。

The young bird fluttered its wings. 雛鳥拍打著它的翅膀。

His heart fluttered with fear. 他害怕得心怦怦亂跳。