求翻译：但是由于我们面对的是大量的买家要样品，虽然对一家来说这个费用不高，但是对我们来说这个支出太大了，希望你们能理解！再说这个费用你们下单后我可以退回的。是什么意思？

However, we are faced with a large number of buyers to sample, although a cost is not high, but for us too big a spending, and hope you can understand! Say this costs you under the single returned.

However, because we are faced with the large number of buyers you want to sample, and while their family for coming to say that this cost is not high, but for us to say that this was too big, and I hope you will understand! Once again the costs after you click the I can return.

But because we face are the massive buyers want the sample, although to a this expense is not high, but too has been big to our this disbursement, hoped you could understand! After also this expense under you the list I may return.

But since we are dealing with a large number of buyers to sample, although the costs are not high for a, but this expenditure is too big for us, hope you understand! After you order the costs I can returned.

正在翻译，请等待...