Arena
01
竞技场, 体育场
a large open-air constructed area that is used for playing sports
02
竞技场, 领域
a particular environment or walk of life
03
竞技场, 体育场
a playing field where sports events take place
04
竞技场, 铺沙区域
the central area of an ancient Roman amphitheater where contests and spectacles were held; especially an area that was strewn with sand
