膝的用法和樣例：
例句
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書從我膝上滑落。
The book slid off my knee.
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他膝蓋酸痛。
He has a pain in the knee.
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她摔倒在地，碰破了膝蓋。
She fell down and grazed her knee.
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他跌倒了，膝蓋重重撞了一下。
He fell and banged his knee.
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他往膝蓋上擦了一些藥膏。
He rubbed some ointment on his knee.
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足球比賽時他傷了膝蓋，可他並沒有因此中途退出。
He hurt his knee during the football match, but this mishap didn't stop him from playing.
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真不幸，我在冰上摔倒時摔傷了膝蓋。
Unfortunately, I hurt my knee when I fell down on the ice.
-
他的左膝在一次交通事故中受傷了。
His left knee was hurt in a traffic accident.
短語
以上內容獨家創作，受著作權保護，侵權必究
