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
What time would you like to receive the call?
您想何时叫您？
How much is the telephone bill a month?
每个月电话费要多少钱？
It doesn't matter. It's not important. But my friends call me Jim for short.
没关系。这不重要。不过我的朋友们为了简便都叫我吉姆。