| TOTS | Tucson Old Timers Society | 图森老年人协会 |
| TOTS | Taking Ourselves Too Seriously | 太认真对待自己 |
| TOTS | Triple Offset Torque Seated (Valve) | 三偏置扭矩阀座（阀门） |
| TOTS | Tower Operation Training System | 塔架操作培训系统 |
| TOTS | Theatre of the Stars | 明星剧院 |
| TOTS | Temporary Occupancy Troop Shelter | 临时占用部队避难所 |
| TOTS | Tower Operator Training System | 风塔操作员培训系统 |
| TOTS | Target Oriented Tracking System | 目标定向跟踪系统 |
| TOTS | Transportable Orbital Tracking Station | 可移动轨道跟踪站 |
| TOTS | Theatre On The Square | 广场上的剧院 |
| TOTS | Teaching Our Toddlers Salvation | 教我们的幼儿救赎 |
| TOTS | Tracking Our Toddlers Shots | 跟踪我们的幼儿射击 |
| TOTS | Transport Off The Satellite | 卫星外运输 |
| TOTS | Trick Or Treat Safely | 安全地欺骗或治疗 |