| RL | roll | 卷 |
| RL | Read Latency | 读取反应时间 |
| RL | Rocket-Launcher | 火箭发射器 |
| RL | real life | 现实生活 |
| RL | radioactive log | 放射性测井 |
| RL | resistivity log | 电阻率测井 |
| RL | Rocket Launcher | 火箭筒 |
| RL | Right Liver Lobe | 肝右叶 |
| RL | Recovery Language | 恢复语言 |
| RL | Restoral Limit | 恢复性限制 |
| RL | Rewriting Logic | 重写逻辑 |
| RL | Richland Operations Office (Department of Energy) | Richland运营办公室（能源部） |
| RL | Read List (Hyper Logo Turtle graphics command) | 阅读列表（超徽标海龟图形命令） |
| RL | Receive Location | 接收位置 |
| RL | Regular-Leaved (tomato plants) | 普通叶（番茄植物） |
| RL | US Revenue Customs Fee (Scott Catalogue prefix; philately) | 美国税收关税（斯科特目录前缀；集邮） |
| RL | Rear Left (automotive) | 左后（汽车） |
| RL | Remote Loopback | 远程环回 |
| RL | Red Lobster (seafood restaurant) | 红龙虾（海鲜餐厅） |
| RL | Report Leaving | 报告正在离开 |
| RL | Return Link(s) | 返回链接 |
| RL | Retry Later | 稍后重试 |
| RL | Reckless Life (Guns N' Roses song) | 不计后果的生命(枪,玫瑰歌曲) |
| RL | Router Links (OSPF) | 路由器链路（OSPF） |
| RL | Red Lantern (restaurant) | 红灯笼（餐厅） |
| RL | Requirement List | 需求列表 |
| RL | Reservation Level | 保留级别 |
| RL | Retention Level | 保留级别 |
| RL | Regression Line | 回归线 |
| RL | Red Line | 红线 |
| RL | Relocatable Library | 可重新定位的库 |
| RL | Reading Level | 阅读水平 |
| RL | Reaction Level | 反应水平 |
| RL | right less than left | 右小于左 |
| RL | Right to Left | 从右到左 |
| RL | Reality Labs | 现实实验室 |
| RL | right lung | 右肺 |
| RL | Requirements Language | 需求语言 |
| RL | rehabilitation literature | 康复文献 |
| RL | (stimulus)reiz limen | 刺激 |
| RL | Reading List | 阅读列表 |
| RL | Reduced Level | 降低的级别 |
| RL | roussy-levy(syndrome) | 劳西·利维（综合征） |
| RL | Refinement Language | 精炼语言 |
| RL | Regular Leaf | 普通树叶 |
| RL | Robert Lawrence | 罗伯特·劳伦斯 |
| RL | Refinement Logic | 优化逻辑 |
| RL | Raging Liberal | 愤怒的自由主义者 |
| RL | Root Length | 根部长度 |
| RL | Right Limit | 右侧限制 |
| RL | Runway Light | 跑道灯 |
| RL | Record Length | 记录长度 |
| RL | Return Loss | 退货损失 |
| RL | Loan Repayment | 贷款偿还 |
| RL | Rugby League | 橄榄球联盟 |
| RL | Rebel Legion (Star Wars costuming group) | 反叛军团（星球大战服装组） |
| RL | Rotary Lodge | 扶轮社 |
| RL | Reinforcement Learning | 强化学习 |
| RL | right lateral | 右侧的 |
| RL | Release Line | 释放管路 |
| RL | total pulmonary resistance | 总肺阻力 |
| RL | Realschullehrer/In | 在Realschullehrer / |
| RL | Richland Area Office (DOE) | Richland地区办公室（DOE） |
| RL | Registered Locksmith | 注册锁匠 |
| RL | Reinstatement Letter (insurance) | 恢复原状函（保险） |
| RL | Random Length (flooring) | 随机长度（地板） |
| RL | Rainfed Lowland | 多雨的低地 |
| RL | Register Load | 寄存器加载 |
| RL | Relocation Library | 重新定位库 |
| RL | Red Low | 红色低 |
| RL | Remus Lupin (character from Harry Potter) | 雷穆斯·卢平（《哈利·波特》中的角色） |
| RL | right greater than left | 右大于左 |
| RL | Rune Legion (RuneScape website) | 符文军团（RuneScape网站） |
| RL | Rental Policy (insurance) | 租赁政策（保险） |
| RL | right more than left | 右多于左 |
| RL | Reinvention Laboratory | 改造实验室 |
| RL | coarse rales | 粗罗音 |
| RL | resistive load | 电阻负载 |
| RL | Red Line (Hot Wheels cars) | 红线（热轮车） |
| RL | Responsabilidad Limitada (Guatemala) | Responsabiliidad Limitada（危地马拉） |
| RL | medium rales | 中等罗音 |
| RL | reticular lamina | 网状薄层 |
| RL | Real Life (as opposed to the Internet) | 真实生活（与互联网相对） |
| RL | radiolucency | 射线透射性 |
| RL | Republique Libanaise | 利比亚共和国 |
| RL | fine rales | 细罗音 |
| RL | retrolabyrinthine | 迷路后 |
| RL | right leg | 右腿 |
| RL | Revenue Ledger | 收入分类帐 |
| RL | Rome Laboratories | 罗马实验室 |
| RL | Reduced Level (surveying, construction) | 降低标高（测量、施工） |
| RL | Reporting Limit | 报告限额 |
| RL | Rials (currency of the Islamic Republic of Iran) | 里亚尔（伊朗伊斯兰共和国货币） |
| RL | Removed Layer | 删除的图层 |
| RL | Research Library (Microsoft) | 研究图书馆（Microsoft） |
| RL | Ringer's Lactate | 林格(氏)乳酸盐 |
| RL | Ralph Lauren | 拉尔夫·劳伦 |
| RL | Radio Liberty | 自由电台 |
| RL | Readiness Level | 准备水平 |
| RL | Research Lab | 研究实验室 |