The extension provides a built-in method for converting video files, but they will end up watermarked, so just download the files in MP4 if possible, or FLV if not.
这个扩展内置了视频格式转换的功能，但最终文件有水印，所以尽量下载MP4文件，没有的话再考虑FLV文件。
The audio and video bit rates are higher than those for the FLV.
音频和视频的比特率均高于FLV时的比特率。
In 2003, the company introduced the external-video FLV format, using the VP6 codec, which, at the time, was of very high quality and had great compression.
在2003年，该公司使用VP6编解码器(codec)引入了外部视频flv格式，在当时，这是非常高质量的，并且是高压缩的。
While using an ActionScript 3.0 file, the video begins playing only when enough of it has downloaded so that it can play the FLV file from start to finish.
虽然使用的是动作3.0文件，视频开始时，只打了足够的，下载，以便它能够播放FLV文件从开始到结束。
While using an ActionScript 3.0 file, the video begins playing only when enough of it has downloaded so that it can play the FLV file from start to finish.
虽然使用的是动作3.0文件，视频开始时，只打了足够的，下载，以便它能够播放FLV文件从开始到结束。
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