B-tree
[计] B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
in such a short amount of time.
在这么短的时间内。
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
I make them for workers and farmers.
我做完了给工人和农民用？