1、At checkout time a hotel guest will ask the front desk to prepare the final bill for payment.
結(jié)帳時，客人會要前臺準(zhǔn)備付款結(jié)算單。

2、By the way, what's the checkout time here?
順便問一下，什么時間結(jié)賬退房？

3、And we've also extended our checkout time to 2:00 in the afternoon.
我們把退房時間延長到下午兩點。