Periostotome
[醫] 骨膜刀
??? 情景例句
I've been in China to work on the new project.
我一直在中國搞一個新項目。
How do you spell your last name?
你的姓是怎樣拼寫的？
That's the man I told you about. Remember?
這就是我跟你說過的那個人。還記得嗎？