Every time you produce a presentation, observe your viewers's actions. If you notice people focusing on your slides, the slides may include a lot of info or be puzzling or distracting in Various other way. Use the information you learn every time to transform your future presentations. 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 https://get-social-now.com/story5452485/detailed-notes-on-slot89