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
And it makes me feel good that you care about us.
你关心我们大家这使我太高兴了。
Please give me a hand.
请帮我个忙。
Spring is the best season of the year.
春天是一年里最好的季节。