窗口一般在最前（主窗口），这个窗口内视图一般也会聚焦。
One window is normally in front (main window) and one view within this window is normally the focus.
对近年来大屏幕彩色显像管电子枪专有技术进行了讨论，系统分析了电子束形成区、主透镜、会聚透镜系统及动态聚焦方式等。
In this paper, the specialized techniques of electron gun for large screen CPTs are discussed. The beam forming region, main lens, convergence lens system and dynamic focusing method are analyzed.
由于光的衍射作用，使通过聚焦系统的激光束入射到特定靶面成一光斑（主光斑） ，而在主光斑以外还有次级光斑圈（旁瓣）。
The laser beam passing through the focusing systems gets an facula, which consists of main spot and sidelobe on the focus plane.
我们的祷告该当如此：“主啊，在这越发失控的世界里，我不希望只聚焦在自己身上。”
Our prayer should be: "Lord, I don't want to be focused only on myself in a world that's spinning out of control."
我们的祷告该当如此：“主啊，在这越发失控的世界里，我不希望只聚焦在自己身上。”
Our prayer should be: "Lord, I don't want to be focused only on myself in a world that's spinning out of control."
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