drooping characteristics下垂特性
drooping birch欧洲白桦
Drooping Willow垂柳
apex drooping前缘下弯
drooping shoulder塌肩
drooping ear垂耳
drooping carpesium挖耳草
drooping willows垂柳
drooping ears耳下垂
V-I（不及物动词） If something droops, it hangs or leans downward with no strength or firmness. 下垂
Crook's eyelids drooped and he yawned.
克鲁克的眼睑垂了下来，打起了呵欠。
N-SING（单数型名词） Droop is also a noun. 下垂
...the droop of his shoulders.
…他肩膀的耷拉像。