1·Whenever you change a file, you identify the reason you are making that change by declaring an activity at checkout time.
无论您何时更改文件，您都可以通过在签出时声明一个活动来确认您进行更改的原因。
2·When is the checkout time?
退房的时间是几点？
3·By the way, what's the checkout time here?
顺便问一下，什么时间结账退房？
4·And we've also extended our checkout time to 2:00 in the afternoon.
我们把退房时间延长到下午两点。
5·At checkout time a hotel guest will ask the front desk to prepare the final bill for payment.
结帐时，客人会要前台准备付款结算单。
6·For example, is it more important to reduce average checkout time, or to reduce the worst case time?
例如，减少平均付款时间和减少最差情况的时间，哪个更重要？
7·Namely, I am not just interested in the average checkout time, but also in the worst case in a given scenario.
也就是，我并不仅仅对平均付款时间感兴趣，而且还对给定方案中最糟糕情况感兴趣。
8·We could generate a customer object for each customer who will shop during the day, and assign each one an appropriate checkout time.
我们可以为一天中将要购物的每位顾客生成顾客对象，并为每位顾客分配相应的付款时间。
9·The next time you stand at the supermarket checkout, spare a thought for the farmers who helped fill your shopping basket as life is hard for them right now.
下次你站在超市收银台前的时候，想想那些让你能把购物篮装满的农民，因为他们现在的生活很艰难。
10·Useful features include support for over 50 payment gateways, single page checkout and custom tax logic, which can save merchants lots of time and effort.
许多有用的功能，包括支持超过50种支付接口、单独页面结账和自定义税项逻辑，可以节省客户的时间和劳动。