Ossu奥叙OSSabbr.航天科学局(=Office of Space Sciences)；战略物资局(=Office of Strategic Services)；开放源代码软件(=Open Source Software)ossicular chain deformity听骨链畸形ossieular transplantation听(小)骨移植ossiculum statoacousticum平衡小骨, 位听小骨osseointegrated interface骨性结合界面ossium gelatinosa medulla胶骨髓ossicular transplantation听骨移植ossification point primary初级骨化点osseous semicircular canal骨半规管osseo-integrated implant骨整合种植体ossificatio endochondralis软骨内骨化