She said she had to cut out the UPC code.

她说她不得不剪掉UPC代码。

However, Cindy is cutting out the UPC code as a proof of purchase, evidence that she bought this thing.

然而， Cindy 正在剪下 UPC 代码作为购买证明，证明她购买了这个东西。

I had to cut out the UPC code, fill out a form, and mail it in with the receipt to the manufacturer.

我不得不剪下UPC代码，填好表格，然后和收据一起寄给制造商。