主干线 Traditional 主幹線 zhǔ gàn xiàn 🔊 trunk line (of road, network etc) + Review this word Meanings zhǔ gàn xiàn 主幹線 trunk line (of road, network etc)backbone (cable) Its characters 主zhǔowner干gàntree trunkHSK 3线xiànthreadHSK 6