假设一家科技馆要在中学生中招聘业余讲解员，在周末及寒暑假进行讲解。要求是物理知识全面，语言表达能力强。优秀学生经过科技馆工作人员的专业培训后，将被正式聘为“少年讲
假设一家科技馆要在中学生中招聘业余讲解员，在周末及寒暑假进行讲解。要求是物理知识全面，语言表达能力强。优秀学生经过科技馆工作人员的专业培训后，将被正式聘为“少年讲解员”。请你为这家科技馆写一则招聘启示。
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