Os ischii
坐骨
🧩 词语组成解析
n. 骨, 孔, 穴裂口\\n[计] 办公系统, 操作系统
🗣️ 情景例句
Why, I didn't know that your grandfather was born in Germany.
你看 我竟然不知道您的爷爷出生在德国。
I was raised on rice in the South.
我在南方吃米饭长大。
You don't need anything special.
你不需要什么特别的东西。