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
That's right.
是的。
Better be the head of the yeomanry than the tail of the gentry.
宁作自由民之首，不为贵族之尾。
You always know the right thing to say.
你说话得体。