这些成功却自相矛盾地掩盖了历史上积累的不利因素所造成的巨大人力成本，而这些不利因素仍然是美国黑人生活的核心。

These successes paradoxically obscure the tremendous human costs of historically accumulated disadvantage that remain central to black Americans' lives.

youdao

在他的家乡即使不能够根除美国历史造成的种族主义伤害，奥巴马也可以一定程度的安抚创伤并且减缓美国黑人将所有问题归咎于种族主义的趋势。

At home he would salve, if not close, the ugly racial wound left by America’s history and lessen the tendency of American blacks to blame all their problems on racism.

youdao

在这个国家的大部分历史中，我们这些被划分到美国黑人社区的人，一直都是以默默地接受这种人为的不人道而告终。

For most of this country's history, we in the African-American community have been at the receiving end of man's inhumanity to man.

youdao

And many people have noted that it's the spirituals, the slave spirituals, that express perhaps the most authentic forms of Christian faith that this country has produced.

很多人都注意到，圣歌，黑人圣歌，或许是美国历史上表达基督信仰的,最真诚的形式。

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