Os1 acetabuli
[医] 髋臼骨(胎儿)
🧩 词语组成解析
[医] 口
🗣️ 情景例句
I'm sorry, but I've got to be on my way.
很抱歉，我必须走了。
I suppose you want to send U.S. Dollars.
我想您是汇美元吧？
That's neat.
这很好。