dendriform structure

• 树形结构

dendriform structure的用法和样例：

例句

1. It displays a tree structure of nodes.
   它显示节点的树形结构。
2. On the basis of the defined tree structure software, the automatic and semiautomatic creation methods of the test case have also been researched.
   在描述的树形结构的软件的基础上，研究了测试用例的自动和半自动生成方法。