李小雨的回答：

　　google官方发布说明： 　　Although not all of you have Android 2.3.3 yet, we’re happy to announce Android 2.3.4. This new version introduces an exciting new feature, and also addresses some bugs. We’ve already started sending Android 2.3.4 to Nexus S and Nexus One phones around the world, so if you’ve got one of those phones you should receive an automatic over-the-air update within a few weeks. 　　If you haven’t received 2.3.3 yet, 2.3.4 will introduce you to several new features such as Google Maps 5.1 with 3D, Voice Search 2.1.1 with Voice Actions and personalized voice search, and the latest version of Google Books. 　　New feature: video chat in Google Talk 　　Previously only available to tablet users on Android 3.0, Google Talk with video and voice chat is now available on Android phones running 2.3.4 that have front-facing cameras, starting with Nexus S. For more information please see our blog post: 　　http://googlemobile.blogspot.com ... -android-phone.html 　　Bug fixes for Nexus S & Nexus One 　　- Phone shuts down or reboots: a very small percentage of users reported this problem, which is fixed with the latest release. (Nexus S) 　　http://www.google.com/support/fo ... id=44db6d8e31129d4c 　　- Wi-fi & 3G icons both indicate active: for anyone who saw this strange behavior in your phone’s status bar, it should now be fixed. (Nexus S) 　　http://www.google.com/support/fo ... id=62b9e23a049f4ef0 　　- Battery life: some users let us know that their batteries didn’t seem to be lasting as long; battery life should be improved for these folks. (Nexus One) 　　http://www.google.com/support/fo ... id=5d1a4878e4ace375 　　- GPS location/navigation: some Nexus One users who noticed location and navigation problems after updating to 2.3.3 should notice improved location accuracy. (Nexus One) 　　http://www.google.com/support/fo ... id=4e60b45c18d6665c