Science Expert Staircase Classroom Lecture
科普专家阶梯教室开讲
English Prompt:
Science Popularization Lecture: A science popularization expert is speaking on the podium in a lecture hall, with many students attentively listening.
中文Prompt:
科普讲座：科普专家在讲台上进行科普，阶梯教室，很多学生都在听讲
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