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)ossifying audiences' thoughts.osseous divide in vertebral canal椎管内骨性分隔Ossification of ligamentum flavum黄韧带骨化Osseous portion of auditory canal耳道骨部Osseous portion of Eustachian tube咽鼓管骨部OSSD Open Systems Software Division开放式系统软件部Osseous fascia compartment syndrome骨筋膜室综合征ossification of the spinal ligament脊柱韧带骨化Ossification of the ligament flavum黄韧带骨化ossification of the yellow ligament黄韧带骨化