If you will be presenting in a dark room (such as a large hall), then a dark background (dark blue, grey, etc.) with white or light text will work fine.
如果您是在一间黑暗的屋子(如大厅)里进行演示，那么暗色背景(深蓝、灰色等)加白色或浅色文本的效果就很好。
If you will be presenting in a dark room (such as a large hall), then a dark background (dark blue, grey, etc.) with white or light text will work fine.
如果您是在一间黑暗的屋子(如大厅)里进行演示，那么暗色背景(深蓝、灰色等)加白色或浅色文本的效果就很好。
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