To find this out, I looked at three things: I looked at the topic that you should choose, I looked at how you should deliver it and the visuals onstage.
为了得到答案，我关注了三个方面 我看了看应该选择什么样的命题 还看了要用怎样的方式将这个演讲传达给观众 以及你的视觉辅助工具