The slide transition depends on the timing that you set for each slide in the presentation. If you set a manual page transition, the HTML presentation introduces a new page by pressing any key from your keyboard.
幻灯片的切换时间取决于您为演示文稿中的每张幻灯片设置的时间。如果您设置为手动切换页面，则按下键盘上的任意键都会使 HTML 演示文稿换页。