The branching scheme of the tree was, in fact, such a powerful metaphor for conveying information that it became, over time, an important communication tool to map a variety of systems of knowledge.
实际上，树的分支结构 可以有效而形象地传递信息。 它逐渐变成了一个重要的交流工具， 用以描绘不同的知识系统。