使用标题和小块信息或文字。

Use headers and short blocks of info or text.

youdao

在大纲面板(outline pane)，你可以使用标题旁边的钥匙图标展开到子标题。

In the outline pane, you can use the key icon next to each heading to expand and collapse subheadings.

youdao

策略性使用标题将多个标题加入到介绍性幻灯片中，然后再仔细的设定其计时，让一次只淡入并淡出一张幻灯片。

Use captions strategically. Add multiple captions to your introductory slide and then carefully set their timing so they fade in and out, one at a time.

youdao

But long story short, if I want to use a function called sleep, -- the reason I, the programmer, knew to use that library -- -- that header at the top -- because it told me to in this little synopsis.

但长话短说，如果我想要用一个叫做sleep的功能，我作为程序员知道使用那个函数库-,上面的标题-,因为在这个小的大纲中它告诉我。

哈佛公开课 - 计算机科学课程节选