主干

主幹

zhǔgàn

noun #65,114

Meanings

HSK 4

这棵老树的主干已经空了。

Zhè kē lǎo shù de zhǔgàn yǐjīng kōng le.

The trunk of this old tree has gone hollow.

HSK 6

这条路是全市交通的主干，一到高峰期就堵车。

Zhè tiáo lù shì quánshì jiāotōng de zhǔgàn, yí dào gāofēngqī jiù dǔchē.

This road is the backbone of the city's traffic and jams up at every rush hour.

mistakes

干 here is gàn "trunk, main part", as in 树干 (tree trunk) and 骨干 (backbone), not gān "dry". Compounds: 主干道 (main road), 主干网 (backbone network).

主 zhǔ

干 gān