This is the 4965th most frequent Chinese word.
退款
Refund.
Here, '退款' is used as a noun to represent the action of requesting a refund or reimbursement.
我要求商店退款,因为商品有缺陷。
I requested the store for a refund because the product is defective.
In this instance, '退款' is part of the verb phrase '申请退款', which means 'to apply for a refund' indicating the procedure to obtain the reimbursement.
如果你对服务不满意,可以申请退款。
If you are not satisfied with the service, you can apply for a refund.
In this case, '退款' is used as a noun indicating the reimbursed amount of money returned to the customer.