vt.

1. 拍打；拍擊[（+away/off）]
   I flapped the flies away but soon they flew back.

   我把蒼蠅趕走，但一會兒又飛回來了。

2. 使（上下，前後地）拍動，飄動；（鳥）振（翅）
   Some doves were flapping their wings over the square.

   有幾隻鴿子在廣場上空振翅飛翔。

3. 拉下（帽）的邊
4. 扔，擲
   Taylor flapped the document down angrily.

   泰勒氣得把文件一扔。

5. 喚起……注意，鼓動

vi.

1. 拍動；飄動；（鳥翼等）撲動
   The flag flapped in the breeze.

   旗幟在微風中飄動。

2. 拍翅飛行[Q]
3. （帽邊等）垂下[（+down）]
4. 講蠢話；空談，嘮叨[（+about）]
   What's the point of flapping about it now?

   現在空談這件事有什麼用？

5. 【口】激動；慌亂；憂慮

n.[C]

1. 拍動，拍打；拍打聲
2. 垂下物；（袋）蓋；（帽）邊；（信封的）蓋口
   I licked the flap of the envelope and sealed it.

   我舔了舔信封蓋口，把它封好。

3. 【口】激動；慌亂（狀態）[S]
   She was in a bit of flap.

   她有點慌亂。

4. 【空】（飛機的）襟翼，阻力板
5. （摺疊式桌子的）摺板
6. （魚的）鰓蓋

v.

1. move or be moved up and down or to and fro.
2. (flap at) strike at loosely.
3. Brit. informal be agitated.

n.

1. a piece that is attached on one side only.
2. a hinged or sliding section of an aircraft wing used to control lift.
3. a single flapping movement.
4. informal a state of agitation.
5. a large broad mushroom.