名词
中文翻译：演讲者
同义词：
['debater', 'orator', 'speaker']
例句：
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1. She is a gifted presentationalist who can captivate an audience with her words.
她是一位才华横溢的演讲家，能用她的言辞吸引观众。
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2. He is a renowned presentationalist known for his engaging and informative talks.
他是一位著名的演讲家，以其引人入胜且信息丰富的演讲而闻名。
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3. As a presentationalist, she has the ability to make complex ideas easy to understand.
作为一名演讲家，她有能力将复杂的思想变得易于理解。