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
Dad, you got one, too!
爸爸， 你也钓到一条！
Don't forget to print airmail on the letter.
不要忘记在信封上印上航空邮件
Finally, turn off the lights and lock the door.
最后，关上灯，锁好门。