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a semicircular or crescent-shaped basin with steep sides and a gently sloping floor formed in mountainous regions by the erosive action of a glacier 冰坑 (Also called corrie, cwm)
On composing of glacial drifts, the terminal morainesrepresent the spacepositions which the cirquesglaciers reached on the variousstagesof the development of glaciation.
It reveals itself to the Warren Miller crew not only as a mountain vista viewed through groves of palms and pomegranates from the valley floor in Marrakech, but also as great cirques and vast skiable terrain in the High Atlas itself.