refundable的用法和樣例：
例句
- Be this ticket refundable?
這張機票可以退票嗎？ - The entrance fee is refundable if you purchase5 worth of goods.
如果購買價值5英鎊的貨物，入場費可退還。
辭彙搭配
- refund 償還
- non-refundable 不可歸還的
- refundable amount 應退還的金額...
- refundable interest 因提前還款而退還的預...
- assistance on a refundable basis [經] 需償還援助...
