flap

口袋盖

A piece of cloth covering the opening of a pocket.

覆盖口袋开口的布片。

帐篷门帘

The flap that serves as the door of a tent.

用作帐篷门的帘子。

松动的片状物

A flap that is not firmly attached.

指未牢固附着的片状物。

小片

Refers to a flap of a small size.

指尺寸小的片状物。

猫洞

A small swinging door for a cat to go in and out of a house.

供猫进出房子的小活板门。

狂乱地摆动

To move up and down or from side to side in an uncontrolled or violent way.

以不受控制或剧烈的方式上下或左右移动。

轻轻摆动

To move up and down or from side to side with a light, soft motion.

以轻柔的动作上下或左右移动。

打开门帘

关上门帘/盖子

To cover an opening with a flap.

用盖子盖住开口。

拉开门帘

掀开门帘

掀起门帘

放下襟翼

Specifically refers to adjusting the flaps on an aircraft's wings.

特指调整飞机机翼上的襟翼。

推开门帘

向后掀开门帘