Selection tree
[计] 选择树
🧩 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
Where exactly is it?
到底在哪里？
Sure. Just help yourself.
可以，自己拿吧。
After you printed the book, you had to throw away the carved pieces of wood.
你把书印出后，不得不把刻过的一片片木板扔掉。