[TOP]vane vane / vein / noun a flat blade that is moved by wind or water and is part of the machinery in a windmill , etc. (风车等的)翼,叶片,轮叶 ⇨ see also weathervane[TOP]vane vane / ven ; veɪn / noun [C] 1. a flat blade that is moved by wind or water to produce power to drive a machine 〔靠风力或水力驱动机器的〕翼，叶片 [TOP]vane[veɪn] noun countable » a flat narrow part of a fan , propeller , etc. which turns because of the pressure of air or liquid against it （风扇、螺旋桨等的）叶片，翼 [TOP]vane
1.N-COUNT 可数名词See also:weather vane; （靠风力或水力驱动机器的)翼，叶片，轮叶 A vane is a flat blade which pushes or is pushed by wind or water, and forms part of a machine such as a fan, a windmill, or a ship's propeller.