This event handler is called at the very beginning so that the initial screen contents can be set to be viewed.

在刚启动时调用这个事件处理函数，将初始屏幕内容设置为可见。

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When one of these menu text items is clicked, then the corresponding onclick event handler makes the corresponding screen appear in the browser window.

当单击这些菜单文本项时，对应的 onclick 事件处理函数让对应的屏幕出现在浏览器窗口中。

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The ViewHandler factory calls the corresponding view handler based on the screen name.

ViewHandler factory根据屏的名称调用相应的视图处理程序。

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Pushing himself away from the table, he mumbled something, in Serbian, to a female handler off-screen.

NEWYORKER: Bring Up the Bodies

So psyched that I, a lady who was committed to watching football all day of NFL opening day found myself screen-in-screen watching the Cowboys get clobbered while keeping my eyes peeled for Handler to take the stage.

FORBES: Chelsea Handler, A Lady Takes On The VMAs