Specification tree
[计] 说明树, 规范树, 功能述树
🧩 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 all happened so quickly!
这一切发生得太快了！
I'll rub your back with this brush.
我用这把刷子刷你的后背。
He is heavily insured against death.
他给自己投了巨额的人身保险。