名词
中文翻译：竞技场
同义词：
['field', 'arena', 'battlefield', 'contest']
例句：
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1. The athletes gathered at the sports arena for the opening ceremony.
运动员们在体育竞技场集合参加开幕式。
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2. The team competed in the national arena against their rivals.
该队在国家竞技场与对手竞争。
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3. The singer performed in the arena with thousands of spectators.
歌手在竞技场里与数千名观众一起表演。