该小说的背景是罗马时期。

The novel is set in the Roman period.

《柯林斯英汉双解大词典》

以色列古物管理局周二表示，一场巨大的风暴摧毁了以色列中部海岸的一处悬崖，使得一尊罗马时期的雕像被发现。

A huge storm that collapsed part of a cliff on Israel's central coast led to the discovery of a statue dating back to the Roman period, the Israel Antiquities Authority said Tuesday.

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在古罗马时期，意大利半岛上有大面积的冷杉林，是建造军舰的首选材料，但是，冷杉的稀缺性早在14世纪早期就出现了。

In ancient Roman times, the Italian peninsula had great forest of fir preferred for warships, but scarcity was apparent as early as the early fourteenth century.

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This will change in Rome, because in Rome women were citizens also, although that didn't mean they were equal to men.

这点到了罗马时期发生了改变，因为在罗马女子也是公民了，虽然她们地位无法等同于男子。

耶鲁公开课 - 新约课程节选

So, in the period we're talking about there are no Romans that you have to worry about.

所以我们所谈的,是处于没有罗马人的时期

耶鲁公开课 - 古希腊历史简介课程节选

Well,at the time of the Reformation, Roman Catholics had not only the 27 books of the New Testament canon that we now have,and they had what Protestants came to accept as the Old Testament.

在宗教改革时期，罗马天主教不仅接受,新约里的27本书,他们还接受新教徒的旧约。

耶鲁公开课 - 新约课程节选