B-trees
(B-tree 的复数) [计] B树
🧩 词语组成解析
n. 树木；乔木；树状结构（tree的复数）
🗣️ 情景例句
Either I'm at the hospital doing paperwork,
不是我在医院办公事，
I went to see my doctor for a check-up yesterday.
我昨天为检查去看了医生。
How old are you?
您多大岁数了？