That war preserved the Union and emancipated the slaves.

那场战争保住了联邦政府，解放了奴隶。

《柯林斯英汉双解大词典》

By far the larger part of the slaves know as little of their age as horses know of theirs, and it is the wish of most masters within my knowledge to keep their slaves thus ignorant.

大部分奴隶对自己的年龄所知甚少，就像马对自己年龄所知甚少一样，并且据我所知，大多数主人都希望让他们的奴隶不知道自己的年龄。

youdao

Don't let people become the slaves of distant creditors.

不要让人民成为遥远的债权人的努力。

youdao

When they heard that the slaves would be freed, they gave their support immediately to President Lincoln and the North.

VOA: special.2009.10.08

The slaves and the freed persons of a Roman household Familia were legally the ones who were the familia.

一户罗马家庭的奴隶及被释放的自由民,法律上就称为。

耶鲁公开课 - 新约课程节选

It actually was originally used for the slaves of a household.

最初是用来指一户人家的奴隶。

耶鲁公开课 - 新约课程节选

Which is exactly when Lincoln announced that the war was about freeing the slaves.

FORBES: Why Do My Teenagers Hate My Brand? Two words: No Purpose!

As they rode onto the grounds he immediately saw, and ignored, the slaves standing there.

NPR: E.L. Doctorow on Sherman and 'The March'

" The president himself declared: "We must free the slaves or be ourselves subdued.

WSJ: Book Review: The Fall of the House of Dixie