Membrana sterni

例句：

1. 1. The heart's membranes are essential for its proper functioning.
   心脏的膜对于其正常功能至关重要。
2. 2.The patient was diagnosed with a ruptured spleen and underwent emergency surgery to repair the membrane.
   患者被诊断出脾破裂并接受了紧急手术以修复膜。
3. 3. During the operation, the surgeon carefully removed the damaged membrane to prevent infection.
   在手术过程中，外科医生小心地移除了受损的膜以防止感染。