| MBL | Macquarie Bank Limited | 麦格理银行 |
| MBL | Manistee, MI, USA - Manistee Blacker Airport (Airport Code) | 美国密歇根州马尼斯蒂-马尼斯蒂布莱克机场（机场代码） |
| MBL | Main Battle Line | 主要战线 |
| MBL | Married But Looking | 已婚但看起来 |
| MBL | minimal bactericidal level | 最低杀菌水平 |
| MBL | Microsat Boot Loader | Microsat引导加载器 |
| MBL | Manistee, Michigan USA | 美国密歇根州马尼斯蒂 |
| MBL | Monville Battler League | 蒙维尔战斗联盟 |
| MBL | Muzeul Din Blaj | Muzeul Din Blaj先生 |
| MBL | Marine Boarding Ladder, Single rung | 海上登机梯，单横档 |
| MBL | Masters of Business Law | 商法硕士 |
| MBL | Minimum Breaking Load (wire rope specification) | 最小断裂载荷（钢丝绳规格） |
| MBL | Master Bill of Lading (shipping/logistics) | 主人的提单(运输及物流) |
| MBL | Montebello Bus Lines (Montebello, CA) | 蒙特贝洛公交线路（加利福尼亚州蒙特贝洛） |
| MBL | Molecular Biology Laboratory | 分子生物学实验室 |
| MBL | Marine Biological Laboratory | 海洋生物实验室 |
| MBL | Mannose-Binding Lectin | 甘露糖结合凝集素 |
| MBL | Movimiento Bolivia Libre (Movement Free Bolivia) | 玻利维亚自由运动 |
| MBL | Maximum Branching Level | 最大分支级别 |
| MBL | Menstrual Blood Loss | 月经失血 |
| MBL | Marine Boundary Layer | 海洋边界层 |
| MBL | Minimum Baseline | 最小基线 |
| MBL | Member Business Lending (credit unions) | 会员商业贷款（信用合作社） |
| MBL | Mountain Bike Leader | 山地自行车领队 |
| MBL | Mieter- und BÜrgerliste (Local Party in Halle, Germany) | Mieter- und BÜrgerliste (Local Party in Halle, Germany) |
| MBL | Mensa Belgium-Luxemburg | 门萨比利时卢森堡 |
| MBL | Massachusetts Bay Lines | 马萨诸塞湾线 |
| MBL | Maximum Broken Load | 最大断裂载荷 |