Retrieval tree
[计] 检索树
🧩 词语组成解析
retrieval
[ri'tri:vəl]
n. 收回，挽回;检索;
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
Do you really think so?
你真的这么想吗？
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
What's the time?
几点了？