It was a hard march through thick woods, and across rough hills and valleys.

VOA: special.2009.10.15

However dimly that light came through to you, suffering so acutely from the rough denial of the very existence of American ideals, part of it must have come through American delineation of American characters.

不管遇到何种艰险，哪怕翻山越岭,哪怕趟水滚沙，这些都需要,生动的角色来表现出来。

耶鲁公开课 - 1945年后的美国小说课程节选

It's really rough around the edges.

它总是艰难地在边缘徘徊。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

"It was powerful.It was rough.

VOA: special.2010.04.05

Now as I say, I made this calculation some years ago It doesn't really matter how inaccurate it's going to be As we'll see it's very rough but it makes the point ? How many people are there?

现在就像我说的，我很多年前做了这个计算,到底它有多不精确其实无所谓,我们会看到,这个计算很粗糙,但却给出了一个说明,有多少人？

耶鲁公开课 - 死亡课程节选

It's a rough neighborhood where,he says, he competes against drugs and gangs for attention.

VOA: standard.2010.04.29

Austan Goolsbee spoke on Fox News Sunday: "It is going to be a rough patch not just in the immediate term, but for a little bit of time ".

VOA: standard.2009.06.07

Today it is a surge. But now,like then,American troops hunt the rough terrain for an elusive enemy who hides among the populace or takes sanctuary across the border in a neighboring country.

VOA: standard.2009.09.09

"This is a rough-and-tumble place and it's nice to come back to two people who care about me, who care about my success, who care about the difficulties I might be having either at work or at home and just to have two friends who are a sounding board."

VOA: standard.2010.08.07