这个故事发生在十九世纪四十年代的广东。

The story happened in Guangdong in the 1840s.

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这就是十九世纪四十年代至二十世纪初期中国人学习外国的情形。

That was how the Chinese tried to learn from foreign countries in the period from the 1840s to the beginning of the 20th century.

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不过这些圣诞传统仅仅是从十九世纪四十年代才开始的，而且来源于德国。

However, these Christmas traditions only date back to the 1840s, and are actually German in origin.

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Richmond, Virginia, for example, became a huge slave-trading center by the 1840s and 1850s.

比如里士满和弗吉尼亚,在十九世纪四十年代和五十年代,它们成为了巨大的奴隶贸易中心

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And so that's what was done in the 1940s.

这就是十九世纪四十年代完成的工作

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There was no good reason in the world that an abolitionist in the 1830s, '40s, and even the '50s, had any right to believe they would see the end of slavery in their lifetime.

然而在这世上并不存在一个好理由,使一个十九世纪三十年代,四十年代甚至五十年代的废奴者,几乎不可能相信,他们在有生之年会看到奴隶制的终结

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