Tickets cannot be exchanged or money refunded.

门票不可退换。

《牛津词典》

After a few days' delay the shop refunded my money at last.

经过几天的拖延，这家商店最终还是将钱退给了我。

youdao

Sorry, there was an error, we've already refunded the money.

对不起，机器出了点故障，我们已经退还您的钱。

youdao

And if you want your money refunded (instead of spending it on future travel), you need to physically mail a printout of the supposedly electronic voucher to Philadelphia.

ECONOMIST: Business travel

While the White House wanted the money to be refunded directly, some congressional leaders preferred changing tax withholding tables to put more money in taxpayers' paychecks over time.

CNN: Bush praises Congress for passing tax cut

So, it was easy for them to look it up on the computer, and my money was ultimately refunded.

FORBES: Beware Of "Refund"