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acetabulum
基礎(chǔ)科學(xué)

        A cup-shaped socket on eachside of the pelvic girdle in tetrapods thatholds the rounded head of the thigh bone (fe-mur) to form the hip joint. This ball-and-socket arrangement allows for great stabilityand a wide range of movement.四足動(dòng)物腰帶四周的杯狀的窩形結(jié)構(gòu),連接大腿骨(股......(本文共 261 字)     [閱讀本文] >>

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