題組內容

(二) 請填入適當的語詞以完成下列翻譯。

3. 附上 C35 號金額 15.75 美元的折讓單,退還 A321 號發票所超收的費用。 
We _____ our credit note No. C35 for $15.75, which is a ______ for the overcharge on invoice No. A321.