| BTB | blood-testis-barrier | 血睾屏障 |
| BTB | Back to Back diode | 背对背二极管 |
| BTB | bass tuba | 低音大喇叭 |
| BTB | Banca di Trento E Bolzano (Italian bank) | Banca di Trento E Bolzano（意大利银行） |
| BTB | Burnt Transparent Blue | 燃烧透明蓝色 |
| BTB | Book To Bill | 记账到账单 |
| BTB | By The Bye | 再见 |
| BTB | Buffer Target Branch | 缓冲区目标分支 |
| BTB | Be The Boy | 成为男孩 |
| BTB | BarTender Ben | BarTender Ben酒吧 |
| BTB | Beating The Beast | 击败野兽 |
| BTB | By The By | 由The By |
| BTB | Big Team Battle (Halo 2) | 大团队作战（光环2） |
| BTB | Belgische Transportarbeiders Bond | Belgische运输公司债券 |
| BTB | Before the Bang (period just before the Big Bang) | 大爆炸之前（大爆炸之前的时期） |
| BTB | Between the Buttons (Rolling Stones album) | 按钮之间（滚石乐队专辑） |
| BTB | Beyond the Bell | 钟声之外 |
| BTB | Beyond the Body | 超越身体 |
| BTB | Bob the Builder (cartoon) | 建造者鲍勃（卡通） |
| BTB | Back To Basics | 返回基础知识 |
| BTB | Back to Business | 回到工作岗位 |
| BTB | Beyond the Beyond (game) | 超越（游戏） |
| BTB | Basic Test Battery | 新兵基本能力测验制度 |
| BTB | Bromethymol Blue | 溴甲酚蓝 |
| BTB | Back To Base | 返回到基础 |
| BTB | Brigade Troops Battalion (US Army) | 旅部队营（美国陆军） |
| BTB | blood-testis-barrier | 血睾丸屏障 |
| BTB | Bridge to Bridge (ship to ship communications) | 桥对桥（船对船通信） |
| BTB | Better Than Beer | 比啤酒更好 |
| BTB | Bric-a-Brac, Tramtrack, Broad-complex (domain) | Bric-a-Brac、有轨电车、宽综合体（领域） |
| BTB | By the Book | 按规则 |
| BTB | Bus Tie Breaker | 母线连接断路器 |
| BTB | Back-To-Back | 背靠背 |
| BTB | Bad Taste Bear(s) | 坏味道熊 |
| BTB | British Tourism Board | 英国旅游局 |
| BTB | Bumper to Bumper | 保险杠到保险杠 |
| BTB | Below the Belt | 不正大光明 |
| BTB | Blind Transmission Broadcast (clandestine communications) | 盲传输广播（秘密通信） |
| BTB | Belize Tourism Board | 伯利兹旅游局 |
| BTB | Bite the Bullet | 咬住子弹 |
| BTB | Business to Business (usually seen as B2B) | 企业对企业（通常被视为B2B） |
| BTB | Bride to Be | 准新娘 |
| BTB | believed-to-be (US DoD) | 据信是（美国国防部） |
| BTB | British Tourist Board | 英国旅游局 |
| BTB | Book-To-Bill | 记账到账单 |
| BTB | Branch Target Buffer | 分支目标缓冲区 |