清除屏幕使用激光打开一个图片。

Clear the screen using your laser to open a picture.

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使用工具栏，您可以打开一个新的托管浏览器，也可以展开、折叠和清除屏幕上的日志记录。

Using the toolbar, you can open a new hosted browser as well as expand, contract, and clear your on-screen log.

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这样做的原因是当您指示JVM显示动画时，JVM将清除屏幕，显示窗口，绘制屏幕并再次显示。

Why? When you instruct JVM to display an animation, JVM will clear the screen, show the window, paint the screen, and show it again.

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