The former cotton picker and beauty technician now was the only licensed black woman pilot in the world.

VOA: special.2011.06.12

So I had only known people of color. I only knew black people or Nigros as we called ourselves then or we are called.

所以，我所认识的人,就只有黑人而已,那时我们自称“黑鬼“,大家也都这么叫我们。

普林斯顿公开课 - 人性课程节选

It dropped dramatically in the period from 1954-- this is these filled black bars refer to this axis, polio cases per 100,000 population dropped down to only three or four cases by 1956.

患病率在一九五四年后的,一段时间里急剧下降,该坐标轴上的这些黑色柱形图表明,到一九五六年,小儿麻痹症的发病率,已经降低至每十万人中仅三到四人发病

耶鲁公开课 - 生物医学工程探索课程节选

In those days, Europe seemed to be the only place where a black artist could gain recognition.

VOA: special.2009.01.25

They urged her to become a music teacher, because they said that was the only good job for a black woman at that time.

VOA: special.2010.05.09

Mrs. Caswell will accept help only from that old black man.

VOA: special.2009.01.17

Misses Caswell will accept help only from that old black man.

VOA: special.2010.06.12

But he could play only the black keys.

VOA: special.2009.12.20

"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