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
Probably a lot of advertising and bills.
大概是一大堆广告和帐单。
If you have more, please give me some.
如果你有多的，请给我。
I was thinking of 40% off.
打个6折吧。