When you are ready to move on, just press the “B”key again and the image reappears.

当您准备好继续演讲时，再次按下“B”键，幻灯片图像就会重新出现。

youdao

When you are ready to move on, just press the “B”key again and the image reappears.

当您准备好继续演讲时，再次按下“B”键，幻灯片图像就会重新出现。

youdao