求翻译：6月28日消息，谷歌今日在开发者大会上正式发布了Android 4.1版本Jelly Bean，该版本在渲染速度、CPU开发、语音搜索等方面对上一个版本进行了提升。是什么意思？

June 28 news, Google Developers Conference today officially released the android 4.1 version of the jelly bean, the version in rendering speed, cpu development, voice search on a version upgrade.

On 28 June, Google Developer Conference today on the official release of version 4.1 Android Jelly Bean, the version in the rendering speed, CPU development, voice search, and so on in a version of the lift.

On June 28 the news, Gu Ge today officially had issued at the exploiter congress Android 4.1 edition Jelly Bean, this edition in aspects and so on exaggeration speed, CPU development, pronunciation search has carried on the promotion to the previous edition.

On June 28, Google officially released today at the Developer Conference, the Android version 4.1 Jelly Bean, the version in rendering speed, CPU development, voice search, and to upgrade the previous version.

正在翻译，请等待...