flume
/fluːm/noun
1- an artificial channel conveying water, typically used for transporting logs or timber（尤指输送木材的）水槽, 人工渡槽。
1.1
- a winding tubular water slide at a swimming pool（游泳池的）弯滑水道。
1.2
- a water chute ride at an amusement park（游乐园的）滑水道。
词源
Middle English (denoting a river or stream)： from Old French flum, from Latin flumen 'river', from fluere 'to flow'. The sense 'artificial channel' dates from the mid 18th cent.; 'water chute for amusement' is a late 20th-cent. usage.