坑道
Meanings
1
tunnel; gallery; level; shaft; pit
Primarily used for underground passages in mining contexts. Can refer to horizontal tunnels (galleries/levels) or vertical shafts, but 立坑 is more specific for vertical shafts.
They are mining ore deep inside the tunnel.
There is a risk that the old gallery will collapse.
Usage patterns
- 坑道を掘るto dig/excavate a mine tunnel
The workers dug a tunnel into the mountain.
- 坑道が崩れるfor a mine tunnel to collapse
The tunnel collapsed in the earthquake, trapping the workers.
- 坑道に入るto go into a mine tunnel
The miners put on helmets and entered the tunnel.