feeder line

• 指从主线分支出来、向主线输送或与主线连接的辅助线路或支线，常用于交通（如通往枢纽的公交或铁路支线）、电力系统（供电线路）和电信（连接到主干网的电缆）。

A secondary line or route that supplies or connects to a main line, often used in contexts like transportation (e.g., bus or rail routes feeding into a major hub), electrical systems (power supply lines), or telecommunications (cables connecting to a central network).

1. Transportation routeB2formal

   A secondary route or service that connects to a main line, especially in public transport or logistics.

   接驳线路

   • The bus feeder line takes passengers from the suburbs to the main train station.
   • A new feeder line was added to the highway to reduce congestion.
   • The airline operates feeder lines to smaller regional airports.

2. Electrical cableC1formal

   A cable that supplies power from a main source to a distribution point.

   馈线

   • The electrician checked the feeder line for any damage.
   • A fault in the feeder line caused a power outage in the area.
   • The feeder line connects the transformer to the main grid.