Nitrocementation
碳氮共渗
🗣️ 情景例句
No, it's not taken.
没有 ，没人坐。
Thank you for helping me.
谢谢你帮了我的忙。
Let me see this agreement, this promise of Antonio to you.
让我看一看借约，就是安东尼奥向你许下的诺言。