Directed tree
[计] 有向树, 定向树形
🧩 词语组成解析
directed
[[di'rektid]]
a. 定向的；经指导的；被控制的
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
🗣️ 情景例句
afford a house right away, either.
马上负担得起一栋房子。
All cats love fish but fear to wet their paws.
猫都爱吃鱼，却怕爪弄湿。
Twenty people had already left.
有20个人已经离去。