We may have been doing him an injustice. This work is good.

我们可能冤枉他了。这工作干得不错。

《牛津词典》

I have been doing some historical research.

我一直在进行史学研究。

《牛津词典》

The car must have been doing at least 100 miles an hour.

这车速肯定每小时至少100英里。

《牛津词典》

Government forces have been doing better over recent weeks, recapturing territory and re-opening key supply routes.

BBC: Gruesome Syria video pinpoints West's dilemma

We should focus more, as we have been doing on women, on youth, young people.

UN: Secretary-General

Japanese firms, however, have been doing better with the other kind of flat-panel technology.

ECONOMIST: Consumer electronics