Undirected tree
[计] 不定向树
🧩 词语组成解析
a. 未受指导的, 无姓名和地址的
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 have a client in the garment business, on Seventh Avenue.
我有个客户在Seventh Avenue从事成衣生意。
Lookers-on see most of the games.
旁观者清。
Where?
哪儿？