Tree grammar
[计] 树文法
🧩 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
Sam, this is Susan. Sam
我是Susan。
Come and see me when you have time.
有空时请过来。
We'll meet him at the harbour early in the morning.
明天一大早我们将在码头为他送行。