是膝盖的意思
名词 n.[C]
1.膝,膝盖,膝部
She was on her knees weeding the garden.
她跪着给花园除杂草.
2.(裤子,长袜等的)膝部
She mended the holes in the knees of his trousers.
她把他裤子膝部的洞眼缝补好了.
3.【机】弯头(管)
4.【建】曲材
及物动词 vt.
1.用膝盖碰(撞)
He kneed the door open.
他用膝盖把门撞开了.