He took two real cowboy boots and made a hard form using their shape.

VOA: special.2009.09.09

It's great idea with a lot of hard work and then you work at it for year, two years, three years, four years, five years, six years, seven years, eight, nine, 10.

勤奋的工作，一年两年，三年,有或者更多，甚至10年，是很好的想法。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

Why not write the program in a way where you figure out dynamically when the program is run how much memory you need rather than hard coding in two with or within that constant.

为什么不写一个可以动态的方式写那个程序,程序可以动态分配内存,而不是用常量硬编码两个值。

哈佛公开课 - 计算机科学课程节选

During his seventy-two years he was one of America's most hard-working musicians.

VOA: special.2009.08.02

And there are two passes you could defend: the easy pass or the hard pass.

你要选择两条途径中的一条设防,平坦之途的或崎岖之途

耶鲁公开课 - 博弈论课程节选

So now it's two. It's not only one. So it's very hard."

VOA: special.2010.05.13

it was a small seminar-- I had groups of students proposing two novels actually for the end of the syllabus, and the exercise gets you to think very hard about what you think this period is all about.

是以小组研讨课的方式进行-,几组学生提出两本小说,作为教学大纲上最后一本读物，这样做的练习的目的是,让你去思考这个时期的意义。

耶鲁公开课 - 1945年后的美国小说课程节选

She says being a mom is hard. "Because you have to get up every two hours in the middle of the night, and you can't go out and say 'I am going to buy this for myself.'

VOA: special.2010.05.13

And there's two you could use to attack through, easy or hard.

同样他也有两条路入侵途径,平坦之途和崎岖之途

耶鲁公开课 - 博弈论课程节选

(SAYING) Simbo says if he works hard, he can get two or three carats of gold every day.

VOA: standard.2010.04.22

The Asia-Pacific travel industry is on the rise after two years of hard times caused by soaring fuel prices and the global economic slump.

VOA: standard.2010.02.04