Parkerization
磷酸盐防锈处理
🗣️ 情景例句
I would be happy to show you around.
我很乐意带你到四周看看。
May I have a receipt?
我可以要一张收据吗？
Good morning, Mrs Brown. Well, what's your trouble, young man?
布朗太太早上好。嗯，小伙子有什么病？