Rails can also be downloaded as stand-alone package from here.
Rails也可以从此页面下载。
youdao
The feature request tracker for RubyGems has lots of stuff people want to add, and some of it can be done as a stand-alone package.
这个特性要求RubyGems的开发者加入很多人们希望加入的功能，有些功能是可以作为一个单独的包来完成。
The set-top boxes will be sold either on a stand-alone basis, or as part of a package provided by internet service providers.
BBC: Project Canvas to become YouView
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