门票不可退换。
捷蓝航空开始运营时，其所有机票均不可退换，生意很是冷清。
But when it started, all its fares were non-refundable, and it was mostly a leisure airline.
除非发生由校方原因而取消校车服务的情况，否则，校车费是不可退换或是转作他用的。
The school bus fee is non-refundable and non-transferable, except in the situation where the school cancels the service.
兑换的礼品不可退货或退换现金。
Gifts redeemed are non-returnable and cannot be exchanged for cash.
迎新奖赏不可转让，退换或兑换现金。
The welcome award is not transferable, returnable or redeemable for cash.
迎新奖赏不可转让，退换或兑换现金。
The welcome award is not transferable, returnable or redeemable for cash.
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