Directed tree matrix
[计] 有向树矩阵
🧩 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
He made a favorable impression on her father.
他给她的父亲留下了很好的印象。
All are brave when the enemy flies.
敌人逃跑时，个个都勇敢。
Yes, I have a small one.
我有一个小的。