flap

第三人称单数：

动词第三人称单数: flaps

更多词形：

动词过去式: flapped | 动词过去分词: flapped | 动词现在分词: flapping | 动词第三人称单数: flaps |

单词例句：

The flap of the flag in the wind.

风中旗帜的飘动

He licked the flap of the envelope and stuck it down.

他舔了舔信封口，并把它封上。

Birds can flap their wings, soar, glide or hover.

鸟儿能振动翅膀、高飞、滑翔和盘旋。

I am really in a flap about the interview .

这面试真叫我慌极了。

A triangular fold or flap of a heart valve.

尖瓣心脏瓣膜的褶皱或瓣片之一

A lid or flap covering an aperture, such as the gill cover in some fishes or the horny shell cover in snails or other mollusks.

鳃盖覆盖在一孔或缝隙上的盖，如一些鱼类的鳃或覆盖在蛇或其它软体动物身上的角质壳

I will flap my wings, causing the storm.

翅膀卷起风暴。

FLAP ALTERNATE DRIVE SYSTEM CIRCUIT.

襟翼备用驱动系统电路。

The flap of the envelope has come unstuck.

信封的封口脱胶散开了。