returnable

形容词 returnable:

1. that may be returned

re.turn.a.ble

adj.（形容词）
That can be returned or brought back:
可返还的：能被退还或送还的：
例句：
returnable bottles and cans; returnable merchandise.
可退还的瓶罐；可退的商品

Law Required to be returned within a specified time:
【法律】 依法必须交还的：需在一定时间内退还的：
例句：
a returnable writ.
必须送还的令状传票

n.（名词）
An empty beverage container that may be returned for refund of a deposit.
可退瓶的：可退还以得到押金的空饮料容器