A problem that you might encounter is with file compatibility, because earlier versions of the product do not support keeping the model as a root.
您可能会遇到的一个问题是关于文件的兼容性，因为早期版本的产品并不支持使模型作为一个根。
2
It is the root of a fairly complex tree that can support building on different hosts for multiple targets.
它是一个相当复杂的树的根，这个树支持在不同的主机上、针对多个目标构建代码。
3
When you enable Workspace support and have just one root Workspace, the Workspace will behave exactly as it did without Workspace support being enabled.