Engineering support: Tool development, software development environment support.
工程支持：工具开发，软件开发环境支持。
2
The tool modeled software projects using "sandboxes" and "trees" so that avatars can gather around to see and discuss code in a 3d environment.
这个工具使用“沙箱”和“树”进行软件项目建模，让化身可以在3d环境中查看和讨论代码。
3
Each Rational softwaretool provides an integrated development environment (ide) with a different set of features that focus on particular roles in an it or network organization.