sternum的复数形式怎么写？

There is little available musculature to suture anterior to the sternum.在胸骨前只有很少可用的肌肉能够缝合.A bony process projecting from the scapula toward the sternum in mammals.肩突哺乳动物从肩板向胸骨凸出''.'的'.''骨状&#...

sternum的音标：sternum的英式发音音标为：['stɜ:nəm]sternum的美式发音音标为：['stɜrnəm]...

n.胸骨，胸片，胸板...