| PRES | Program for the Retention of Engineering Students | 工程专业学生保留计划 |
| PRES | Present (abstention 'vote' or recorded show of presence, US Congress) | 目前的投票或(不在场,我们的记录显示国会) |
| PRES | Posterior Reversible Encephalopathy Syndrome (hypertensive encephalopathy) | 后可逆性脑病综合征（高血压脑病） |
| PRES | Primary Reserve (Canadian armed forces) | 初级预备役（加拿大武装部队） |
| PRES | President | 总统 |
| PRES | Pressure (meteorology) | 压力（气象学） |
| PRES | Preserve | 保护 |
| PRES | Paediatric Rheumatology European Society | 欧洲儿科风湿病学会 |
| PRES | Posterior Reversible Encephalopathy Syndrome | 后可逆性脑病综合征 |
| PRES | Program Reporting & Evaluation System | 项目报告和评估制度 |
| PRES | Prestin | 动力蛋白 |