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
I don't know.
我不知道。
I felt it advisable to do nothing.
我认为最好什么也别做。
No, I looked there.
不在，我找过了。