例如，不受保护的资源可以是静态图片、登录页面、注册页面、演示、市场营销资料等。
Examples of unprotected resources can be static images, login pages, registration pages, demos, marketing collateral etc.
我们都见过演示里面的图片—各种罗盘、布满计算机的地球、拿着蓝底图表的手，等等。
We've all seen pictures in presentations - stock photos of compasses, globes with computers on them, generic blue figures holding hands, and so on.
随着数码相机的普及和越来越便宜(甚至免费)、以及大量图片网站的存在，越来越多的人开始在演示的时候使用图片。
As digital cameras have become ubiquitous, and cheap (or free) photo websites plentiful, more people than ever are using images in presentations.
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