线路 xiànlù line
(electricity) line; circuit; wire; (traffic) road; track; route
How to remember 线路: 线 line + 路 road = line.
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How it is used
- A line/circuit (electrical) or a route (transport) - 电路线路 (diànlù xiànlù) wiring; 公交线路 a bus route.
- Two domains: wiring/circuits, and travel routes/lines. Contrast 路线 (lùxiàn, a route/course, also figurative 'line/policy'): 线路 leans physical wiring and transit lines.