arm bone

常見例句

• The scapula is a triangular bone.
  肩胛骨是一個三角形骨。
• The angulation of the pelvis and femur corresponds to that of the shoulder and upper arm.
  骨盆與大腿骨的角度同肩胛骨與上臂骨的角度協(xié)調(diào)。
• The humerus is the long bone of the arm.
  肱骨是上臂的長骨。
• The antigravity shoulder muscles prepare to bring the arm to shelf level,and the hand is prepositioned and oriented to prepare forgrasp-ing.
  當(dāng)伸手動作展開時，前肋骨側(cè)邊的肌肉及上下頸部斜方肌會同時收縮使肩胛拉開向上，而旋轉(zhuǎn)環(huán)膜會讓肱骨呈外旋的姿勢，并使得肱骨頭置入關(guān)節(jié)窩。
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