It displays a tree structure of nodes. 它顯示節點(diǎn)的樹(shù)形結構。
In other words, rather than forcing users to navigate deep, complex tree structures, give them tools to bring appropriate information to them. 換句話(huà)說(shuō)，與其強迫用戶(hù)在深而復雜的樹(shù)形結構中導航，不如為其提一些工具。
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