velodrome
/ˈviːləʊdrəʊm/noun
1- a cycle-racing track, typically with steeply banked curves（自行车或摩托车的）赛车道（尤指有倾斜度大的弯道的）。
1.1
- a stadium containing such a track（有倾斜度大的弯道的）赛车场。
词源
late 19th cent.: from French vélodrome, from vélo 'bicycle' + -drome （see -DROME）.