英语语法分析

Valentine's Day may come from the ancient Roman feast of Lupercalia.

情人节可能起源于古罗马的牧神节。

These couples would be paired up until the next Lupercalia, often in intimate ways.

这些情人们会常以亲密的方式成双结对直到下一次的卢帕卡尼亚节。

Every February, Roman would host a grand ceremony to celebrate Lupercalia Festival.

每年二月中，罗马人会举行盛大的典礼来庆祝牧神节。