audio playback support的意思|示意

They are also adding High Efficiency AAC (HE-AAC) audio support, as well as hardware accelerated, multi-core enhanced full screen video playback.

同时，他们还在加入高效AAC (HE - AAC)音频支持，和硬件加速、多核增强型全屏视频回放等功能。

Offline storage, geolocation, canvas graphics, and video/audio playback all enjoy widespread support among modern smarpthones, for example.

离线存储、地理位置、画板图形和视频/音频回放等在当前的智能手机中都享有广泛的支持。

There's support for native playback of audio and video files, and the Canvas element, with support for animated 2-d polygons and text.

IE 9 Beta支持本地播放音频视频文件，支持画布元素，还支持2d多边形动画与文本。

Other changes are equally major and add video recording along with playback outside of YouTube, Bluetooth stereo audio and a much faster web browser with support for copying and pasting text.

其他改进也相当重要，比如增加了视频录制功能，支持外部播放YouTube，蓝牙立体声，还带来更快速度的Web浏览器，该浏览器支持复制，粘贴文本。