Life has only recently got better for hard of hearing patients with the development of modern hearing aids and cochlear implants.

直到近年来,随着现代助听以及耳蜗植入设备的开发,听力障碍病人的生活才有了改善,不过，有了新技术。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

And it's changed a bit over the last five to ten years. And now it's been gentrified.

在过去的五到十年里，这儿有了一些小变化，现在这儿改善得不错。

这里不危险 - SpeakingMax英语口语达人

How--how much of a health improvement that represents depends in part on what the restaurant switched the Trans fat for.

人体健康得到多少的改善,部分取决于餐馆把反式脂肪换成了什么

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He brings with it important benefits and in the passage that I'm referring to, he defines himself as a gadfly, everyone will remember that, the gadfly who improves the quality of life in the city.

他强调能带来显著好处,在我将引用的段落中，他自称是只牛虻，众人都将铭记，是牛虻改善了,城邦的生活质量。

耶鲁公开课 - 政治哲学导论课程节选

But I think this is, this is something that under Obama is getting a lot better.

但我觉得这是，在奥巴马执政下改善了很多。

扶贫政策 - SpeakingMax英语口语达人

The institutions and the ideas therefore, that provide for freedom and improvement in the material conditions of life, cannot take root and flourish without an understanding of how they came about and what challenges they have had to surmount.

故此,这些机制和理念,为物质生活条件的自由和改善,提供了基础,但在不知道其根源且,无法预料的挑战之前,机制和理念是不可能扎根的

耶鲁公开课 - 古希腊历史简介课程节选

So iodine deficiency was a real problem and then salt started getting fortified with iodine, and that really corrected a lot of those deficiency problems around the world.

碘缺乏曾经是个大问题,随着加碘盐的逐渐普及,使得全球诸多碘缺乏问题得到了改善

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选