If you're interested in Medieval or Christian Latin, you might enjoy the post below from the blog Spes in Domino. It briefly discusses both the history of the prayer/hymn Ave Regina Caelorum, and also some specific Latin language aspects. https://spesindomino.org/hail-queen-ave-regina-caelorum/
Ancient Rome lives on in The Church
The Church "baptized" the best parts of ancient Rome and incorporated them into a new Christian Europe. The vast treasury of pagan Roman literature that we possess today, for example, would have been lost without the labor of Christian monks in their scriptoria.
The Human Touch: Latin in the Liturgy
Christian believers hope to participate in that communion in a more profound way in the next world. In this physical world, however, we rely on our corporeal senses. Latin has endured in the Church for such a long time because it gives us that human touch.