Obsidian is a kind of black glass formed when the heat of a volcano melts the silica material in sand.

VOA: special.2009.09.16

Now when Black Boy was published there was a war bond advertisement on the back cover of the book.

当《黑孩子》出版时,战争债券的广告是附在书后的。

耶鲁公开课 - 1945年后的美国小说课程节选

Every major African-American writer of the twentieth century, at least until your lifetime, when black writers in this country are now born and raised in cities, in California or Minneapolis or New York or and in modern Atlanta and they come from all the same places other Americas do.

二十世纪的每一个主流的非裔美籍作家,至少到你们这一辈子所能接触到的,这个国家的黑人作家,现在,都生于城市长于城市,在加州,明尼阿波利斯市或者纽约市,或者现代亚特兰大,他们从和其他美国人来自同一个地方

耶鲁公开课 - 美国内战与重建课程节选

Professor Robinson says it is not clear when the first marriage between a black person and a white person took place.

VOA: special.2010.09.03

Then when that fighting starts, they oughta feed you on buttermilk and black-eyed peas and let you break wind!"

为了让你有气力,他们会在战前填饱你，“

耶鲁公开课 - 1945年后的美国小说课程节选

She said when white audiences saw her, they were busy seeing their own idea of a black woman.

VOA: special.2010.05.23

I did two things: first thing I did when I got to Harvard, was to find out where the program for poor children was, and Black Panther Party was sponsoring.

当我到了哈佛之后，我做了两件事，首先我去找到为贫困学生设立的项目，而黑豹党提供了帮助。

普林斯顿公开课 - 人性课程节选

When the northeast sky turned black and threatening A storm was blowing over Iceland.

VOA: special.2010.05.08

And even in astrophysics, when you talk about stars, black holes, etcetera you're moving energy around.

即使在天文学中，当你谈论恒星，黑洞等时,你能量的转移。

麻省理工公开课 - 热力学与动力学课程节选

Todd Duncan opened doors for other black musicians when he appeared in "Pagliacci."

VOA: special.2010.03.07

If you believe black men are criminals, then when you see a black man who is a criminal you'll chalk it down as support but you'll pay less attention to evidence that white men are criminals and some black men are not criminals.

如果你相信黑人都是罪犯，当你看到一个是罪犯的黑人时,你就会觉得这是证据,但你不会注意其他证据,证明白人也有罪犯,黑人也有不是罪犯的。

耶鲁公开课 - 心理学导论课程节选

Rosa Parks and three other black people were seated in the middle area of the bus when a white person got on the bus and wanted a seat.

VOA: special.2009.03.08

There was the wonder I felt when I saw a brace of mountain like, spotted, black-and-white horses clopping down a dusty road through clouds of powdered clay.

我觉到很美妙,当我望见一大群如山般高大的，黑白斑点马压过土路,我觉到很快乐。

耶鲁公开课 - 1945年后的美国小说课程节选

Clemente,a black Puerto Rican, was shocked when he experienced racism in America.

VOA: special.2010.04.11

I suggested that there was a critical response to those issues that was somewhat negative, and I want to sort of remind you of that from W. E. B. Du Bois's review of Black Boy when it came out.

对于负面问题,有个关键评述，大家看一下,关于《黑孩子》的评论。

耶鲁公开课 - 1945年后的美国小说课程节选

The Lady in Black looked at it. She remembered the wave of anger that had come over her when she had reached out her hand and silenced the clock that night three months before.

VOA: special.2010.05.15

It is kind of haunting when you think it's only 1831 when he writes this, and that Civil War is still 30 years away: "Slavery brutalizes the black population and debilitates the white.

这段话在人们脑海中挥之不去,因为他写下这段话时才1831年,离开内战爆发还有30年时间,"奴隶制残害了黑人,也削弱了白人

耶鲁公开课 - 美国内战与重建课程节选

" ...when all of God's children, black men and white men, Jews and Gentiles, Protestants and Catholics, will be able to join hands and sing in the words of the old Negro spiritual: Free at last! Free at last!

VOA: special.2010.04.16

When you see black faces subjects are more likely to fill this with words like "hostile" while whites more likely to fill it with words like "hospital."

当看到黑人照片时，实验对象,更可能填上“hostile“这样的词“,看到白人时，更可能填上“hospital“这样的词“

耶鲁公开课 - 心理学导论课程节选

"I think the one story that inspired this book was meeting a wonderful man called Don Mertin in New Zealand and he explaining to me how he had saved a species of bird called a Black Robin when there were just seven individuals left in the world of which only two were female and only one of whom was fertile."

VOA: special.2009.11.18

On that Sunday 50 years ago, and hundreds wounded when police fired into a crowd of 5,000 black South Africans.

VOA: standard.2010.03.21

And he had these jewels, well he thought they were black pearls, and he told his mom when he got home, he said,"Send those pearls to Mrs.Collum and her daughter."

VOA: standard.2010.05.31

When they take the field against Brazil Friday at Cairo's International Stadium, the Black Satellites, as Ghana's Under-20 team is known back home, will be aiming for their first championship after two previous unsuccessful final appearances.

VOA: standard.2009.10.15