Third-person singular simple present of droop.

• Used when something hangs down, goes limp, or loses vigor.

动词 droop 的一般现在时第三人称单数。

• 用于表示下垂、变软无力或减弱。

Plural of droop.

• Things that are limp or instances of sagging.
• Leading-edge wing devices deflected downward to increase lift.

droop 的复数名词。

• 下垂的部位或下垂的情况。
• 为增升力而向下偏转的机翼前缘装置。