• 홈
  • tunnel network

tunnel network

network of tunnels used for storing or transporting people or material items

en-GB/ˈtʌnəl ˈnɛtwɜːk/
en-US/ˈtʌnəl ˈnɛtˌwɝk/

카테고리:

underground structurestructure of transport networktransport network