名词
中文翻译：讲座
同义词：
['demonstration', 'address', 'presentation']
例句：
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1.She gave a lecture on the history of the Civil War.
她就内战的历史做了一次演讲。
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2. The professor delivered an inspiring speech during the graduation ceremony.
教授在毕业典礼上发表了一个鼓舞人心的演讲。
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3.He conducted a lecture on quantum physics to his students.
他给学生上了一堂关于量子物理的课。