如何在PowerPoint中的动画之前隐藏对象

Part of PowerPoint’s charm is its ability to show tables, charts, SmartArt, and shapes in motion. In many cases, however, revealing an object before animation runs counter to the goals you set for your presentation. When you’re putting together a PowerPoint with a lot of animation, you might want to keep your screen clean by hiding an object before it starts to follow its defined animation track.

PowerPoint的魅力之一在于它能够显示表格，图表，SmartArt和动态形状。 但是，在许多情况下，在动画运行之前显示对象与您为演示设置的目标背道而驰。 当将带有大量动画的PowerPoint组合在一起时，您可能希望通过在对象开始遵循其定义的动画轨迹之前隐藏对象来保持屏幕清洁。

Let’s say you are showing a map, for example, and want to use multi-colored tags to pinpoint the hospitals, hotels, and schools in a given area. If you’ve got a graph or image you want to talk abo