主幹網路 zhǔ gàn wǎng lù

DEFINITIONS

  1. core network
  2. backbone network

CHARACTERS

主 zhǔ
HSK 3
master, chief owner; host; lord
幹 gàn trunk of tree or of human body
網 wǎng net, web; network
路 lù
HSK 2
road, path, street; journey