常見例句He put out his right knee in a football match.在一場足球比賽中他的右膝蓋骨脫臼了。A subluxation occurs when the kneecap is pulled toward the outside of the knee.當(dāng)膝蓋骨被拉到膝部外面發(fā)生半脫位。 返回 knee-pan