Lithocenosis
[醫] 碎石清除術
??? 情景例句
What would you say is the most popular sport in your country, Mr. Lu?
陸先生，你們國家什么運動最流行？
Our policy is not to grant exclusivity.
我們的方針是不授與專賣權。
Where is the rest room, please?
請問洗手間在哪？