Could I have a refund on this?

这件东西我可以退款吗？

youdao

Can I have a refund on this?

我可以把这个退掉吗？

youdao

Custom: No thanks. I want to have a refund.

顾客：不用了。我想退货。

youdao

On Sunday,Eurostar did promise to offer those who have suffered long delays or cancellations a full refund and compensation.

VOA: standard.2009.12.21

They have a refund tracker online.

NPR: Tech Tips for Making Taxes Less Painful

If taxpayers have not received a refund date and filed during the affected period, they should contact their software provider to determine if they may be in the affected group.

FORBES: IRS, H&R Block Release Statements About Processing Delays

Ticket buyers would have the right to a refund within 48 hours of purchasing a ticket, even "nonrefundable" ones.

FORBES: Fact and Comment