Osty奥斯蒂
OSTabbr.科学与技术处(=office of science and technology)abbr.作战适用性试验(=operational suitability testing)
ostreogrtysin蛎灰菌素
osteoclastoma破骨细胞瘤
ostrejculturen.牡蛎养殖
osteomyelitic[医] 骨髓炎的
osteichthiansn.硬骨鱼类
osteopororsis骨质疏松
ostensibilityn.外表
osteo porosis骨质疏松症