a small flat triangular bone in front of the knee that protects the knee joint
同义词:patella, kneepan
动词 kneecap:
shoot in the kneecap, often done by terrorist groups as a warning
kneecap详细解释
knee.cap
n.(名词) See patella 参见 patella See kneepad 参见 kneepad v.tr.(及物动词) knee.capped,knee.cap.ping,knee.caps To cripple by shooting in the legs, especially in the knees. 用枪击穿膝盖骨:通过射击腿部(尤指膝部)使变跛