| PTB | Partido Trabalhista Brasileiro | 巴西工党 |
| PTB | powers that be | 当权者 |
| PTB | Personal Touch Banking | 个人触摸银行 |
| PTB | Petersburg, Virginia (airport code) | 弗吉尼亚州彼得堡(机场代码) |
| PTB | Partial Test Ban (nuclear weapons) | 部分禁试(核武器) |
| PTB | Photonics Tech Briefs (magazine) | 光子技术简报(杂志) |
| PTB | Psychophysics Toolbox (vision reserach software) | 心理物理学工具箱(视觉研究软件) |
| PTB | Puro Tango Blast (Texas street/prison gang) | Puro探戈爆炸(得克萨斯州路/监狱帮派) |
| PTB | Physical Trade Balance | 实物贸易余额 |
| PTB | Patellar Tendon Bearing | 髌骨肌腱轴承 |
| PTB | Portuguese Brazilian (language) | 葡萄牙语-巴西语(语言) |
| PTB | Partido Trabalhista Brasileiro (Brazilian Labor Party) | 巴西劳动党 |
| PTB | Program Time Base | 程序时基 |
| PTB | Physikalisch Technische Bundesanstalt (Germany) | 德国联邦物理技术学院 |
| PTB | Pounds Per Thousand Barrels | 磅\/千桶 |
| PTB | Paul Thomas Band | 保罗·托马斯乐队 |
| PTB | Protective Technology Branch | 防护技术处 |
| PTB | Portland Trail Blazers | 波特兰开拓者队 |
| PTB | Pass The Buck | 传球给巴克 |
| PTB | Push the Button | 按下按钮 |
| PTB | patellar tendon-bearing | 髌腱轴承 |
| PTB | prior to birth | 出生前 |
| PTB | Physical Therapy Board | 物理治疗委员会 |
| PTB | Phlebotomy | 静脉切开术 |
| PTB | Physikalish Technische Bundesanstalt | 联邦物理技术学院 |
| PTB | Script (PubTech BatchWorks) | 脚本(PubTech BatchWorks) |
| PTB | Passenger Transportation Board (Canada) | 客运局(加拿大) |
| PTB | Pave The Bay | 铺设海湾 |
| PTB | Physikalisch Technische Bundesanstalt | 联邦物理技术学院 |
| PTB | Petersburg, Virginia USA | 美国弗吉尼亚州彼得堡 |
| PTB | partial-thickness burn | 部分厚度烧伤 |
| PTB | Passive Treble And Bass | 被动高音和低音 |
| PTB | posterior tracheal band | 后气管带 |
| PTB | Project Test Bed | 项目试验台 |
| PTB | Punish The Best | 惩罚最好的 |
| PTB | Photonics Tech Briefs | 光子技术简报 |
| PTB | Portadown True Blues | Portdown真蓝 |
| PTB | Power Tab (computer program format) | 电源选项卡(计算机程序格式) |
| PTB | Paul the Bankie (Scottish football fan) | 保罗·班克斯(苏格兰足球迷) |
| PTB | Penn Treebank | 宾州树库 |
| PTB | Proto-Tibeto-Burman (languages) | 原藏缅语(语言) |
| PTB | Pre-Term Birth | 足月前出生 |
| PTB | Phosphotyrosine-Binding | 磷酸酪氨酸结合 |
| PTB | Please Text Back | 请返回文本 |
| PTB | P-Town Ballers (band) | P-Town芭蕾舞团(乐队) |
| PTB | Prevent the Bite (dog bite prevention program) | 防止咬伤(狗咬伤预防计划) |
| PTB | Push to Break (electronic switch type) | 按断(电子开关型) |
| PTB | Peer Transaction Bus | 对等事务总线 |
| PTB | Power Turbine Balance | 动力涡轮机平衡 |
| PTB | Part Time Basis | 兼职基础 |
| PTB | Position Task Book (wildfire qualification system for firefighters) | 职位任务书(消防员野火资格认证系统) |
| PTB | Place to Be | 将要到达的位置 |
| PTB | Primetime Ballers (Youth Basketball) | 黄金时段芭蕾舞(青少年篮球) |
| PTB | Passenger Terminal Building (aviation) | 客运大楼(航空) |
| PTB | Ptahhotep's Team Balancer (Counter-Strike) | Ptahhotep平衡的球队(相反罢工) |