But the new version could be more of a competitive challenge to security companies selling software suites, which have long competed with free basic products by offering more features.

新版Security Essentials对制作类似安全软件套装的公司是个挑战，后者以往都是通过提供比免费软件更多的功能来与之竞争。

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Free Studio is a single package which bundles all free software from DVDVideoSoft to work with DVD, video and audio files.

免费的Studio打包了DVDVideoSoft所有的DVD、视频和音频文件的免费编辑软件。

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The result was Linux, which worked nearly the same as its forebear and could run the same free and open-source software, but had been purged of conflicts with Unix's intellectual property rights.

就是现在Linux，它运行起来与Unix几乎一模一样并且可以运行同样的自由和开源软件，而且已经证明与Unix之间不存在知识产权冲突。

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Microsoft wants to replace RIM's e-mail software with its own version, which it offers for free.

FORBES: BlackBerry Jam

With the new store, which allows users to download free applications or pay for software, Amazon becomes the first major U.S. company to offer a for-pay Android application store in China.

WSJ: Amazon Adds China Apps Store

McDerment's online strategy starts with his Web site, which features a custom-made forum that runs on free, open-source software called PunBB.

FORBES: Magazine Article