| 例句 |
couloirnoun a narrow opening between hillsides or mountains that can be used for passageat one point the steep, ice-encrusted walls of the couloir are no more than 50 feet apart canyon(also cañon), col, defile, flume, gap, gill(British), gorge, gulch, gulf, kloof(South African), linn(chiefly Scottish), notch, pass, ravine, saddle abyss, chasm, cirque, cleft, crevasse, crevice, cwm(chiefly British), fissurecombe(also coombe or coomb, British), dale, dell, glen, hollow, shut-in, vale, valleybasin, floodplain, kettlearroyo, barranca(also barranco), coulee, draw, gully(also gulley), gutter, nullah, trench, trough, wadi, wash(West) in 1822 |