a level area surrounded by seating, in which sports, entertainments, and other public events are held
(四周设有座位以供竞技、娱乐以及其他公共事件使用的)场地。
a place or scene of activity, debate, or conflict
活动场所;辩论场所;冲突场所
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he has re-entered the political arena. 他重新踏上政治舞台。
"early 17th cent.: from Latin