名词
中文翻译：前胸骨
同义词：
['anterior rib', 'anterior sternum', 'anterior costal arch', 'anterior sternal process', 'anteriorribs']
例句：
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1. The patient was lying on his back with his arms above his head.
病人平躺在背上，双臂高过头顶。
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2. The doctor examined the patient's chest and found a lump in the presternum.
医生检查了病人的胸部，发现前胸有肿块。
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3. During surgery, the surgeon removed the presternum to access the heart.
手术中，外科医生切除了前胸骨以进入心脏。