| 缩写 | 全称 | 中文释义 |
|---|---|---|
| SI | Something In | 某物 |
| SI | Slightly Included | 稍微包括在内 |
| SI | United States Strategic Command Strategic Instruction | 美国战略司令部战略指导 |
| SI | Structural Injunction | 结构性禁令 |
| SI | Smoking Index | 吸烟指数 |
| SI | Site Investigation | 现场调查 |
| SI | Support Installation | 支架安装 |
| SI | Summer Intensive | 夏季密集型 |
| SI | Self Instertiong | 自我灌输 |
| S&I | Standards and Interoperability | 标准和互操作性 |