Do you need any help finding your next class?
需要帮忙找下一堂课的教室吗?
Might finding the right class online become more important than which institution was offering it?
或许找到更合适的网络课程比知道什么学校提供这种课程更重要。
Discover the hierarchical tree structure classes by finding the class in the Model Explorer, double-click to open the class in the editor, and press F4 to open the hierarchy tree.
通过寻找模型搜索器中的类,找出等级树状结构类,双击打开编辑器中的类,按下f 4以打开等级树。
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