Context tree
[计] 上下树
🧩 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
What do you think the surprise will be?
你想会是什么样的意外惊喜？
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
A bird had snatched up the snake from the ground and then dropped it on to the wires.
一只鸟把蛇从地上抓起来，然后把它扔到了电线上。