Os capitatum
[医]头状骨：位于腕骨远侧的一排骨中小多角骨和钩骨之间
🧩 词语组成解析
n. 骨, 孔, 穴裂口\\n[计] 办公系统, 操作系统
[医] 头状骨
🗣️ 情景例句
As simple as that.
就这么简单。
I asked him a lot of questions.
我问他很多问题。
The book you ask for is sold out.
你要的那本书已经售完了。