stadium
/ˈsteɪdɪəm/noun
(pl. stadiums 或stadia /-dɪə/)
1
- an athletic or sports ground with tiers of seats for spectators（有看台的）露天体育场。
1.1
- (in ancient Rome or Greece) a track for a foot race or chariot race（古希腊或古罗马的）竞走跑道; 战车赛道。
2
- (pl. stadia) an ancient Roman or Greek measure of length, about 185 metres斯塔德（古希腊或古罗马长度单位, 约185米）。
- ORIGIN: originally denoting the length of a stadium.
词源
late Middle English (in sense 2)： via Latin from Greek stadion. Sense 1 dates from the mid 19th cent.