An offline widget that you can easily embed in your web page with just a few lines of code, automatically providing the user with network feedback, sync messages, offline instructions, and more.
一个离线的小部件可以让你只需要少许代码就可以很容易地将其嵌入到你的网页中，向用户自动提供网络反馈、同步消息、离线帮助以及其它更多功能。
Click on the Menu option on the upper right to access settings, sync items, manage your registered Kindle, and send feedback about the app.
点击右上方的目录选项可以设置、同步、管理注册Kindle和给制作方发反馈信息。
Fun as they are, these activities can tamper with our circadian rhythms, the feedback loops that sync our body's functions to our external environment.
这些行为尽管很有趣，但却会导致我们的生物钟，也就是让身体功能与外部环境相协调的反馈环出现变化。
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