How long d'you think I'd stay in operation if every time I pulled a job it cost me money?

要是我每次抢劫都是亏钱，你认为我还会这样干多久？

They've run this operation four times now.

他们实施这种骗局四次了。

At the same time, operations at major airports improved, with far fewer delays than earlier this week.

与此同时，主要机场的运营情况有所改善，延误次数远少于本周早些时候。