arena
英 [ə'riːnə]
美[ə'rinə]
	    - n. 舞台;竞技场
 - n. (Arena)人名;(英)阿里纳;(意、西、葡、德)阿雷纳
 
英英释意
- 1. a particular environment or walk of life;
 - "his social sphere is limited"
 - "it was a closed area of employment"
 - "he's out of my orbit"
 
- 2. the central area of an ancient Roman amphitheater where contests and spectacles were held; especially a sand-strewn area
 
- 3. a large structure for open-air sports or entertainments
 
- 4. a playing field where sports events take place