| 缩写 | 全称 | 中文释义 |
|---|---|---|
| ORS | Occupant Restraint System | 乘客约束系统 |
| ORS | Outside Release Switch | 外部释放开关 |
| OR(S) | Odds Ratio(S) | 比值比（统计学用） |
| ORS | Organic Root Stimulator | 有机根刺激器 |
| ORS | Occupational Requirements Survey | 职业要求调查 |
| ORS | Office of Retirement Services | 退休服务办公室 |
| ORS | Office of Regulatory Science | 监管科学办公室 |
| OR(s) | Operating Room(s) | 手术室 |
| ORS | Operationally Responsive Space | 作战反应空间 |
| ORS | Oral Rehydration Salt | 口服补液盐 |