grey communicating branch

美 [ɡreɪ kəˈmjuːnɪkeɪtɪŋ bræntʃ]英 [ɡreɪ kəˈmjuːnɪkeɪtɪŋ brɑːntʃ]
  • 网络灰交通支
grey communicating branchgrey communicating branch