| LL | Land Lines | 陆上通信[运输]线 |
| LL | lower limit | 下限 |
| LL | Low Level | 低阶 |
| LL | latero log | 侧向测井 |
| LL | Late Latin | 后期拉丁语 |
| LL | Low Latin | 民间拉丁语, 俗拉丁语 |
| LL | Idle Speed | 怠速 |
| LL | Left Liver Lobe | 肝左叶 |
| LL | Lightly Loaded | 轻负荷 |
| LL | Link Layer | 链路层 |
| LL | Learn Leason | 经验分享 |
| LL | Legislative Liaison Office (US Army) | 立法联络办公室（美国陆军） |
| LL | Lymphoid Leukosis (Avian Leukosis) | 淋巴性白血病（禽白血病） |
| LL | Lines | 线 |
| LL | LanguageLine (interpreting service) | LanguageLine（口译服务） |
| LL | Less Lethal | 更少的致命性 |
| LL | Long Lead | 长引线 |
| LL | Life Leech (gaming, Diablo 2) | Life Leech（游戏，暗黑破坏神2） |
| LL | Loco Locass (band) | Loco Locass（乐队） |
| LL | Lex Luthor (Superman character) | 莱克斯·卢瑟（超人角色） |
| LL | Lloyd's List (daily, London) | 劳合社每日清单(伦敦) |
| LL | Lower Level (elevator) | 下层（电梯） |
| LL | Linen Lift | 亚麻升降机 |
| LL | Low Temperature Limit | 低温限值 |
| LL | Loralai/Luke (fanfiction) | Loralai /卢克(同人) |
| LL | LockLegion (website) | LockLegion（网站） |
| LL | Lemmy's Land (Mario fansite) | Lemmy的土地(马里奥fansite) |
| LL | Lasse Lindh (musician) | Lasse Lindh（音乐家） |
| LL | Load List | 加载列表 |
| LL | Lykes Lines | 美国莱克斯轮船 |
| LL | lymphoid leukosis | 淋巴白细胞病 |
| LL | large lymphocyte | 大淋巴细胞 |
| LL | Loose Lips | 嘴唇松弛 |
| LL | low level test | 低水位试验 |
| LL | Language Learning | 语言学习 |
| LL | lemniscus lateralis | 外侧丘系 |
| LL | Long List | 长列表 |
| LL | lepronmatous leprosy | 麻风性麻风 |
| LL | Left Lung | 左肺 |
| LL | left limb | 左侧肢体 |
| LL | Left lateral | 左侧 |
| LL | lymphoid leukemia | 淋巴性白血病 |
| LL | Left Lower | 左下角 |
| LL | lingual lipase | 舌脂肪酶 |
| LL | lateral lemniscus | 外侧丘系 |
| LL | lymphocytic lymphoma | 淋巴细胞淋巴瘤 |
| LL | lower lid | 下盖 |
| LL | lower lobe | 下叶 |
| LL | long leg | 长腿 |
| LL | lung length | 肺长度 |
| LL | lipoprotein lipase | 脂蛋白脂酶 |
| LL | Liquid Limit | 液体极限值 |
| LL | Love Life | 热爱生活 |
| LL | Lebanese Lira (currency) | 黎巴嫩里拉（货币） |
| LL | Licensed Lender | 许可贷款人 |
| LL | Lower Left | 左下角 |
| LL | Loudness Level | 响度等级 |
| LL | Limit Load | 极限载荷 |
| LL | Left Leg | 左腿 |
| LL | Local Loop | 本地环路 |
| LL | Limited Liability | 有限责任 |
| LL | Lowest Level | 最低级别 |
| LL | Left Limit | 左侧限制 |
| LL | lysolecithin | 溶血卵磷脂 |
| LL | Live Load | 活荷载 |
| LL | Lighting Laboratory | 照明实验室 |
| LL | Light Line | 灯光线条 |
| LL | Lactobacillus | 乳杆菌属 |
| LL | Lenticular Lens | 透镜状透镜 |
| LL | Launch and Leave | 启动并离开 |
| LL | Lesbian Lover | 女同性恋情人 |
| LL | Ladle to Ladle Degasing | 钢包到钢包脱脂 |
| LL | Libres Y Locos (Monterrey, Mexico) | Libres Y Locos（墨西哥蒙特雷） |
| LL | Liquid Learning | 流动学习 |
| LL | Linked List (programming) | 链接列表（编程） |
| LL | Little Link | 短暂链接 |
| LL | Lost Load | 损失的负载 |
| LL | Local Loopback (RS-449) | 本地环回（RS-449） |
| LL | Latent Lethality | 潜在杀伤力 |
| LL | Liberty Lines Express, Inc | Liberty Lines Express公司 |
| LL | Low Load | 低负载 |
| LL | Liberty Lines | 自由线 |
| LL | Low Lead (aviation gas) | 低铅（航空气体） |
| LL | Last Log | 上次日志 |
| LL | Linden Lab (Second Life gaming company; San Francisco, Californa) | 林登实验室（第二人生游戏公司；加利福尼亚州旧金山） |
| LL | Land Line (telephone) | 陆上线路（电话） |
| LL | Luelinks | Luelinks公司 |
| LL | L-Size X 2 (Double Large) | L尺寸X 2（双大号） |
| LL | Living Large | 大型起居室 |
| LL | Little League | 小联盟 |
| LL | Labour Law | 《劳动法》 |
| LL | Long Lines | 长线 |
| LL | Lincoln Laboratory | 林肯实验室 |
| LL | Lessons Learned | 经验教训 |
| LL | Low Limit | 下限 |
| LL | Lue Links | Lue链接 |
| LL | Left Linear (grammar parsing) | 左线性（语法分析） |
| LL | Llandudno (UK postal code) | Llandudno（英国邮政编码） |
| LL | Load line (line on the hull of a ship indicating that the ship has reached its maximum permissible cargo load) | 载重线（船体上表示船舶已达到最大允许货物载重的线） |