You need hybrids, in order to improve the category of what you're doing.

你必须用杂交来改良品种

耶鲁公开课 - 古希腊历史简介课程节选

So, my advice to anyone who's trying to improve their ability to write in English

因此，我给想要提高自己英语写作能力的人的建议是，

英语阅读：技巧 - SpeakingMax英语口语达人

But it's also helpful to think just for health and well-being in general, what might be done to improve the diet and this will be a good way to try to get at that.

但如果出于健康考虑,想想如何能改善饮食,也是很有益处的,这次的作业就是一个改善饮食的好方式

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Francis Bacon, influenced by Machiavelli, urged human beings to employ their reason to force nature to give up its secrets, to treat nature like a woman, to master nature in order to improve man's material well being.

弗朗西斯·培根受到马基雅弗利的影响,提倡人们运用理性,来让自然原形毕露,像对待女人那样对待自然,去征服自然以提升人类的物质生活

耶鲁公开课 - 古希腊历史简介课程节选

Teachers are more responsive to you, people treat you better, you have more opportunities to make your way through the world, you make more money, you have more access to things, and that could, in turn, cause you to improve your life.

老师更喜欢回应你，人们待你更好，你有更多的机会闯出自己的一条路，你赚到更多的钱，你能得到更多的东西，从而使你能改善你的生活。

耶鲁公开课 - 心理学导论课程节选

We'll talk about whether food can promote health; of course it can if done right, and we'll talk about the specific properties of food that promote good health and what can be done to increase the opportunity of food to improve the public's health in a national and international way.

我们将讨论食物是否能促进健康,当然,适当的饮食能促进健康,我们还将讨论健康食品的特殊性质,以及我们如何,通过食物来提高,全国乃至全世界公众的健康水平

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选