白板纸可以提前准备好，你也可以在你演讲的过程中写或者画，特别是记录下观众的反应。

A flipchart can be prepared prior to your presentation. You can also write or draw during your presentation - especially to record audience responses.

youdao

白板纸可以提前准备好，你也可以在你演讲的过程中写或者画，特别是记录下观众的反应。

A flipchart can be prepared prior to your presentation. You can also write or draw during your presentation - especially to record audience responses.

youdao