航路,水路,運河
Waterway \Wa"ter*way`\, n. (Naut.) Heavy plank or timber extending fore and aft the whole length of a vessel's deck at the line of junction with the sides, forming a channel to the scuppers, which are cut through it. In iron vessels the waterway is variously constructed.
waterway n 1: a navigable body of water 2: a conduit through which water flows [syn: {watercourse}]