Olive Drab橄榄色 Over Dose[医] 过量 Oculus Dexter (Latin: Right Eye)Oculus克斯(右眼) Doctor of Optometry验光博士, 验光医师, 视力测定医师 Optical Density光密度 Organizational Development组织开发 Officer of the Day值日军官 Origin to Destination起点到终点,全程 Organization Development组织发展 Operations Division作战处 Organizational Diagnosis组织诊断 On Demandadj. 见票即付的(一经请求) Operations Directive操作指示 Orbit Determination定轨 Ordnance Datum规定基准，基本标高