干线
word B1- main line
- trunk line
Its characters
Words with it
From the library
茶马古道是中国历史上最为著名的陆路交通干线之一，承载着数千年的商贸往来。
Learn 干线 in real texts
With a free account, hover any word in the library for its meaning, hear it read aloud, save words for review timed to your memory, and see how much of each book you already know.