Many studies have been done over the years on various aspects of Web and interface design, and the findings are valuable in helping us improve our work.

这些年，很多人在网站和界面设计的很多方面完成了很多的研究，这些结论在帮助我们提高我们的工作方面很有价值。

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Software development and delivery has been done for many years, and development organizations have systems in place for getting the job done.

软件开发和交付工作已经进行很多年了，开发组织有适当的体系来完成这项工作。

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One of them, Mark Knoller of CBS Radio, had covered me all eight years and had conducted one of the many wrap-up interviews I had done in the past several weeks.

其中一位是哥伦比亚广播公司的马克·诺勒，他八年来一直对我进行跟踪报道，过去几周中对我的综述采访有一次就是他主持的。

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For many, many years almost all the studies on cancer in health were done in men.

一直以来几乎所有关于癌症的研究,都是以男性为对象的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The best work on this has been done by Elissa Newport and Sam Supalla who have studied people who have been in the United States for many, many years like 30, 40 years and seeing how well they have come to speak English.

在这方面最佳的研究,是由伊莉萨·纽波特,和萨姆·苏普拉所进行的,他们研究了在美国生活了,三四十年以上的人们,探究了这些人们讲英语的流利程度

耶鲁公开课 - 心理学导论课程节选

There is much work to do, particularly by the vast majority of Muslims who reject extremism, by their leaders who must be pressured by all of us to make the ironclad case that nothing, nothing in the world, justifies the kind of viciousness that assaulted our senses in London and has done so in too many places for too many years.

CNN: The real enemy in London hacking death

Haden admits that he was nervous about the project at first, because he hadn't done this kind of music in many years.

NPR: Charlie Haden Returns To His Bluegrass Roots

And the drone program in Yemen is also stirring some of the same controversy internationally that the strikes in Pakistan have done for many years.

CNN: John Brennan, Obama's drone warrior