小说技术，譬如鱼眼睛透镜使用获得360程度视野没有焦点调整需要，最近被侦查和被证明的非常有用在流动机器人。
Novel techniques, such as a fish-eye lens used to obtain a 360-degree field of view without the need of focus adjustment, have recently been investigated and proved very useful in mobile robots.
它们通常不断跟踪指针的移动和输入焦点的改变，然后相应地调整放大的窗口。
They generally keep track of pointer movements and changes in input focus and adjust the enlarged view accordingly.
随着时间的流逝，你将学会更为有效地去调整努力的焦点，但在最开始，它并不重要。
Over time, you'll learn to focus your efforts more effectively, but in the beginning, it doesn't matter.
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