So the hidden "hosts" file is the real hosts file in fact. When we open this file, we can see that two entries have been added to the end of the file.
所以，这隐藏的“hosts”事实上才是我们真正的hosts文件。
This means that if we then open the scaffolding HTML file in the browser, something like Figure 2-3 should be looking back at you when the Flash plugin finishes loading.
如果我们再次在浏览器中打开先前的HTML脚手架文件，等Flash插件加载完毕，就可以看到如图2 - 3的内容。
This command will open up a browser TAB and watch our code for file changes, so that anytime that we change our code, the browser will be automatically reloaded.
运行该命令后，系统将自动打开一个浏览器页面来显示文件更改情况，一旦文件代码发生改变，浏览器会自动重新加载该页面。
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