Malcolmize
不锈钢表面氮化处理
🗣️ 情景例句
Yes? May I help you?
什么事？我能为您效劳吗？
I'm sorry. I was just playing football with my friends.
对不起，我只是和朋友去踢了足球。
While two detectives were keeping guard at the door, two others opened the parcel.
这时两个侦探把住门口，另外两个侦探打开了包裹。