Correct

支线

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Strokes

Definition

branch line/side road/spur/fig. secondary plot (in a story)

Example

As a Noun

branch line; feeder (line)

1
Gōnglù
公路
  
/
tiělù
铁路
zhīxiàn
支线

feeder highway/railway

2
Zhīxiàn
支线
yùnshū
运输

feeder traffic; branch transportation

3
Zhīxiàn
支线
bānjī
班机

feeder liner