他们在研究如何改进人们饮食。

They're researching into ways of improving people's diet.

《牛津词典》

这个男人可以如何改进他的文章？

How can the man improve his article?

youdao

","你讲如何改进这个功能？"

What would you improve?

youdao

That's part of public finance--is learning how to modify the tax system so that it works pretty well.

公共财政学的一个课题就是,研究如何改进税收制度，使其更有效。

耶鲁公开课 - 金融市场课程节选

How can we create a situation that improves us with the role.

如何创造一个利用角色自我改进的情境。

哈佛公开课 - 幸福课课程节选

It's also very interesting to think about how the food label could change because this legislation comes up here and there and government consideration, and so if you guys have thoughts that you'd like to write about on one of your concept sheets about what could done to the food label to make it more effective, and more accessible to people, then feel free to write about that. Yes?

考虑一下食品标签可以如何改进,也是很有意思的,因为立法和政府考虑无处不在,如果大家有任何想法的话,可以在你们的观点报告里写一篇文章,关于如何改进食品标签,使其更有效,并且更通俗易懂,大家可以自由发挥,请讲

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选