The easiest way to get the rest of the oil out is to place heavy rocks on the crushed material.

VOA: special.2009.09.29

But if I join a fraternity and they pour cow poop on my head and make me stand in the rain for a month wearing pantyhose while they throw rocks at me I then think--after it I think "God, I went through a lot of stuff to get into this fraternity.

但如果我加入之前，他们要往我头上泼牛粪,要我穿着女内裤在雨中站一个月,他们还朝我扔石头,事后我就会想,”为了加入这个兄弟会我吃了不少苦头“

耶鲁公开课 - 心理学导论课程节选

It includes long,thin,red and white rocks that reach high into the air like fingers on a hand.

VOA: special.2009.04.15

When the sun shines on the almost straight-sided rocks, they look like bright shining wings rising out of a mountain of green trees.

VOA: special.2009.07.20

It is formed by the action of wind and water on rocks over thousands of years.

VOA: special.2009.09.14

Odell said they had just climbed one of the most difficult rocks on the northeast path.

VOA: special.2010.06.30

On either side of the path are what look like river beds of big rocks.

VOA: special.2009.07.20

"This one is beautiful. This is one of my favorite rocks. You can see that black stuff on the outside, it's called the fusion crust.

VOA: special.2010.07.28