主干 (主幹) zhǔgàn

  1. zhǔgàn noun tree trunk
    Domain: Modern Chinese 现代汉语
    Notes: (CC-CEDICT '主幹'; Guoyu '主幹' 1)
  2. zhǔgàn noun main body; core
    Domain: Modern Chinese 现代汉语
    Notes: (CC-CEDICT '主幹'; Guoyu '主幹' 2)

Also contained in

主干线主干网络主干网路