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impassable
01
непроходимый
(of a path) not possible to travel across or through
Пример
The road was impassable because of the deep snowdrifts that accumulated overnight.
Quantum tunneling allows particles to pass through energy barriers that would be impassable according to classical mechanics.
Heavy snowfall closed the mountain pass, making it impassable for vehicles.
The landslide covered the road with a thick layer of mud, making it impassable for vehicles.
Heavy snowfall barred the mountain pass, making it impassable for travelers until the roads could be cleared.