She acted in the belief that she was doing good.

她这么做是因为她认定自己是在做好事。

《牛津词典》

You guys are doing good.

你们做得很好。

youdao

youdao

They want to be seen to be doing good. "Ten years ago,it was enough to buy the latest 'it' bag.

VOA: standard.2010.01.31

And so what you want to do, basically drawing upon the law of effect, is reinforce the pig for doing good things.

你所要做的就是，应用效果律，强化这头猪做出的令你满意的行为。

耶鲁公开课 - 心理学导论课程节选

and the other is doing business while also doing good for their community and also just people in general.

另一件就是经商的同时为他们的社区和普通人做些好事。

现在的商业新闻 - SpeakingMax英语口语达人

U. will be more efficient at doing good and refrain from making inane decisions.

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Asian and other outside companies that are doing good business in China also reflect that here.

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Maybe the rich or at least some of them made their money by doing good.

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