名词
中文翻译：专家
同义词：
['master', 'expert', 'specialist例句：1. He is an expert in the field of physics.（他在物理学领域是一位专家。）']
例句：
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1. He is an expert in the field of physics.
他在物理学领域是一位专家。
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2. She is an expert in cooking and baking.
她擅长烹饪和烘焙。
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3. The doctor was an expert in treating cancer.
那位医生在治疗癌症方面是一位专家。