名词
中文翻译：介绍者
同义词：
['introductor', 'introducer', 'introducer例句：1. The speaker introduced the topic at the beginning of the presentation.（演讲者在演示开始时介绍了主题。）']
例句：
-
1. The speaker introduced the topic at the beginning of the presentation.
演讲者在演示开始时介绍了主题。
-
2.The teacher introduced a new concept to the class.
老师向班上介绍了一个新概念。
-
3. The researcher introduced the findings of their study in a press conference.
研究员在新闻发布会上介绍了他们的研究结果。