V2EX lane reduction

Lane Reduction

定义 Definition

lane reduction车道减少/车道缩减;指道路在某一段从更多车道变为更少车道(例如从两车道并为一车道),常见于施工路段、匝道汇入、道路变窄处,需要车辆提前并线、交替汇入。

发音 Pronunciation

/len rdkn/

例句 Examples

The sign warns of lane reduction ahead.
标志提示前方车道减少。

During rush hour, the lane reduction near the bridge creates long queues, so drivers should merge early and take turns.
在高峰时段,桥附近的车道缩减会造成长队,因此司机应提前并线并交替汇入。

词源 Etymology

lane 来自古英语 lanu,原意与“狭窄通道/小路”有关,后来用于道路上的“车道”。reduction 源自拉丁语 reducere(“带回、使减少”),经法语进入英语,表示“减少、缩减”。合在一起,lane reduction 字面即“车道的减少”,多用于交通工程与道路管理语境。

相关词 Related Words

文学与作品 Literary Works

  • *Manual on Uniform Traffic Control Devices (MUTCD)*(《统一交通控制装置手册》):在施工区与车道变化的标志设置中常涉及“车道减少”类表述。
  • Traffic Engineering Handbook(《交通工程手册》):在容量、瓶颈与并线管理章节中常讨论车道缩减对流量与安全的影响。
  • *Highway Capacity Manual (HCM)*(《公路通行能力手册》):在瓶颈与路段通行能力评估中会涉及车道数减少情形的分析。
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