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knee joint的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella
knee joint的用法和样例：
例句
用作名词 (n.)
- My knee joints have been aching for a week.
我的膝关节疼了一个星期了。 - The old man disjointed his knee when he fell.
老人跌跤时把膝关节摔脱了臼。
