Matroska造句怎麼寫

2、近日，Google開源了WebM——用於視訊壓縮與編碼的免費媒體檔案格式，它主要包含如下元件：VP8視訊codec、Vorbis音訊codec以及Matroska媒體容器。

1、Google has recently announced WebM, an open source, royalty free media file format consisting of the following components: VP8 video codec, Vorbis audio codec, and the Matroska media container.