通道

Tongdao Dong autonomous county in Huaihua 懷化|怀化[Huai2 hua4], Hunan

(communications) channel / thoroughfare / passage

to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc

classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)

road / path / CL:條|条[tiao2],股[gu3] / principle / truth / morality / reason / skill / method / Dao (of Daoism) / to say / to speak / to talk / classifier for long thin things (rivers, cracks etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process / (old) circuit (administrative division)

pedestrian underpass

transport channel

underpass / subway / tunnel

fire exit / (firefighting) fire lane

voice (communications) channel

traffic passage

communications channel

Tongdao Dong Autonomous County in Huaihua 懷化|怀化[Huai2 hua4], Hunan

Tongdao Dong autonomous county in Huaihua 懷化|怀化[Huai2 hua4], Hunan

protective passageway