raceway
/ˈreɪsweɪ/noun
chiefly N. Amer. <主北美>
1
- a track or channel along which something runs, in particular车道, 通道, 尤指：
1.1
- a water channel, especially an artificial one of running water in which fish are reared（用来养鱼的活水）人工水道。
1.2
- a groove or race in which bearings run（轴承的）座圈, 滚道。
1.3
- a pipe or tubing enclosing electric wires线槽。
2
- a track for trotting, pacing, or harness racing跑道; 挽车赛马跑道。
2.1
- a track for motor racing赛车跑道。