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knee joints的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
名詞 knee joint:
-
hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella
knee joints的用法和樣例：
例句
- My knee joints have been aching for a week.
我的膝關節疼了一個星期了。 - The old man disjointed his knee when he fell.
老人跌跤時把膝關節摔脫了臼。
