Wrapping the select with our own widget allows us to put all the presentation logic related to the feed selection (adding and removing feeds) in a single place.
用我们自己的小部件来包装选择控件让我们能够将所有与此提要集合相关的表示逻辑（添加和删除提要）都放到同一个地方。
Wrapping the select with our own widget allows us to put all the presentation logic related to the feed selection (adding and removing feeds) in a single place.
用我们自己的小部件来包装选择控件让我们能够将所有与此提要集合相关的表示逻辑（添加和删除提要）都放到同一个地方。
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