| tabacco | 烟草 |
| tetrahydrocannabinol(THC) | 四氢大麻酚 |
| Therapeutic Community(TC) | 治疗集体 |
| thin layer chromatography（TLC) | 薄层色谱法 |
| tobacco dependence | 烟草依赖性 |
| tobacco smoke | 吸烟 |
| tobacco withdrawal | 烟草戒断 |
| tobaccoism | 烟草中毒 |
| tolerance | 耐受性 |
| toxicity | 毒性 |
| toxicology | 毒理学 |
| toxicomania | 毒物瘾 |
| transmission of infection | 感染传播 |
| volatile solvent | 挥发性溶剂 |
| volatile substance | 挥发性物质 |
| volunteer | 志愿者 |
| vomiting(vomition) | 呕吐 |
