This can be a website, a desktop program, a mobile device, a set-top box, or anything else connected to the web.
它可以是个网站、桌面应用、移动设备、机顶盒或者任何联网的设备。
It's a little puzzle piece that says when the green flag is clicked and this is kind ; of like the beginning of a program; when you double click an icon on your desktop this is how something like that is implemented; it's listening for that double click, it's listening for that green flag.
是一小个按钮,它的意思是,何时点击绿色旗帜,这就好比开始运行程序;,当你双击桌面上的图标,就开始执行操作,桌面的图标需要双击,绿色小旗也等待点击来执行命令。
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