从Web上下载插件，通常这些插件为浏览器的音频、视频以及特殊效果提供增强支持。

Plugins are downloaded from the Web and typically provide enhanced support for audio, video, and special effects within browsers.

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BMW 5系和7系还为驾驶员提供了控制显示器的图像表示法，增强了音频报警信号的效果。

Drivers of the BMW 5 and 7 Series can also avail of a diagrammatic representation in the Control Display, supplementing the audio warning signal.

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