名词
中文翻译：对手
同义词：
['competitor', 'adversary', 'rival', 'opponent例句：1. The two companies are adversaries in the market.（两家公司在市场上是竞争对手。）2. He is an adversary to his boss', 'always challenging him.（他是他的老板的对立方，总是挑战他。）3. They are adversaries in their respective fields.（他们在各自的领域是对手。）']
例句：
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1. The two companies are adversaries in the market.
两家公司在市场上是竞争对手。
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2. He is an adversary to his boss, always challenging him.
他是他的老板的对立方，总是挑战他。
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3. They are adversaries in their respective fields.
他们在各自的领域是对手。