老实一点总划得来。

It pays to be honest.

所有最划得来的便宜货几小时之内就被抢购一空了。

All the best bargains were snapped up within hours.

尽管需要消纳这些成本，水力压裂仍然是划得来做的。

Fracking might still be worth doing given those costs.

但是就算孩子抚育这方面没有后顾之忧，女性也要弄清楚出去上班是否划得来。

But even if the kids are all right, women still need to figure out whether work will actually pay.

约翰：每个国家都不一样，但是因为酒类含税较高，所以买免税酒很划得来。

JOHN: Well, it is different in different countries. But it's because of the high tax that buying liquor duty-free is such a good deal.