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
Studying is a big boring, but it sure beats the unemployment queues.
学习是有点枯燥，但比起失业来好多了。
Would you mind mailing this letter for me?
你能替我寄这封信吗？
Yes, that's right.
是的。