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
You won't believe it, Grandpa,
你绝不会相信， 爷爷，
Love needs no teaching.
爱情无需教导。
We two finished a bottle of wine.
我俩喝完了一瓶酒。