确认的名词英文

　　That would be the confirmation that it was in general use.

　　这将证明它的使用是十分普遍的。

　　So, why does it still issue the confirmation message?

　　既然这样，它为什么还要发起确认信息？

　　Please provide delivery confirmation within two working days.

　　请提供在两个工作日内发货确认。