11.The accounting department told us the net profit, didn't it?

11。会计部门已把利润告诉了我们。吗？

When a bird earns some money, it's almost all clear profit.

一只鸟儿在赚到点钱的时，几乎就等于得到了和他所赚的钱样多的利润。

Therefore, above a break-even point, each additional ton of freight yields nearly pure profit.

因此，在盈亏平衡点以上，每增加一吨运费就能产生接近利润。

Postage stamps that are sold to collectors are pure profit for the Postal Service because they never have to deliver the service.

出售给收藏家的邮票对邮政服务来利润，因为他们不需要提供服务。

Edison made a small peddler on this railway, and he could earn 50 dollars a week, of which at least 25 dollars was pure profit.

爱迪生在这条铁路上做了一个小贩，他每周可以赚 50 美元，其中至少 25 美元利润。