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
I'm glad to have met you.
非常高兴认识你。
She's off to Guangzhou tomorrow.
她明天出发去广州。
Before we had time to worry about what might happen, we were back on the plain again.
我们还未来得及担心后果，车已重新开上了平地。