Mathematical tree
[计] 数学树
🧩 词语组成解析
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
It's not as bad as all that.
事情没有那么糟。
I was just on time.
我刚好赶上。
In Jim and Kate's house, Father Christmas is really Mr. Green.
在吉姆和凯特家里，“圣诞老人”实际上就是格林先生。