a sloping channel or slide for conveying things to a lower level
斜道;滑运道。
a water slide into a swimming pool
水上滑梯,戏水滑道。
〈非正式〉 降落伞。
【航海】 〈非 正式〉 同<Bold>SPINNAKER</Bold>.
"early 19th cent. (originally a North American usage): from French, ‘fall' (of water or rocks), from Old French