During the writing of this article, for instance, I found that a few times the screen lock would enable on my device, but the touchscreen would not work properly, so I would not be able to unlock it.

例如，在撰写本文的过程中，我发现有几次我的设备会启用屏幕锁，但是触摸屏不会正常工作，所以我就不能解锁。

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For those using Android 4.2 Jelly Bean, Google has also built a Keep widget, which can be placed on your Android homescreen, or on your phone or tablet's lock screen, which would enable users to add a reminder without even having to unlock their device.

CNN: Meet Keep, Google's answer to Evernote