1. The bird flapped its way up the stream. 那鸟鼓翅向河上游飞去。
2. Local flap is often used for reconstruction of soft tissue defect due to trauma or tumor excision. 因外伤或肿瘤切除后所引起的软组织缺损，时常考虑以局部皮瓣来重建。
3. Conclusion Various types of skin flap can repair the defect well and restore the function of hand mostly. 结论不同皮瓣修复手部皮肤软组织缺损能最大限度恢复手的功能和外形。
英英解释
n.
1. any broad thin and limber covering attached at one edge; hangs loose or projects freely
2. an excited state of agitation
3. the motion made by flapping up and down
4. a movable piece of tissue partly connected to the body
5. a movable airfoil that is part of an aircraft wing; used to increase lift or drag v.
1. move in a wavy pattern or with a rising and falling motion
2. move noisily
3. move with a thrashing motion
4. move with a flapping motion
5. make a fuss; be agitated
6. pronounce with a flap, of alveolar sounds
