求翻译：明天上午9点在青年宫有一个演讲，主持人是(北京大学)环境研究专家李教授，演讲的内容是环境污染的问题，包括工业废水，汽车尾气，噪音等等。演讲的主题是消除污染，为人类创造良好的生存条件。是什么意思？

9 am tomorrow with a speech in Youth Palace, the host is (Peking University) Environmental expert Professor Lee, the content of speech is the problem of environmental pollution, including industrial waste, automobile exhaust, noise and so on. Theme of the speech is to eliminate pollution, to create

Tomorrow morning at 9:00 at the Youth Palace has a lecture, the moderator will be environmental studies (Peking University), the content expert Professor Lee, a lecture is the problem of environmental pollution, including industrial wastewater, and automobile exhaust, noise and so on and so forth. T

Tomorrow morning 9 has a lecture in the youth palace, the director is (Beijing University) environmental research expert Li Jiaoshou, the lecture content is the environmental pollution question, including industrial waste, automobile exhaust, noise and so on.The lecture subject eliminates the pollut

Be a speech tomorrow at 9 o'clock in the morning in the youth Palace, the host is (Peking University) environment specialist Professor Li, lecture content is the problem of environmental pollution, including industrial waste water, exhaust, noise, and so on. Theme of the speech is to eliminate pollu

Be a speech tomorrow at 9 o'clock in the morning in the youth Palace, the host is (Peking University) environment specialist Professor Li, lecture content is the problem of environmental pollution, including industrial waste water, exhaust, noise, and so on. Lecture theme was to eliminate pollution,