How does the Church celebrate the Triduum?

Easter Triduum, or the Three Days, is the period of three days that begins with the liturgy on the evening of Maundy Thursday, reaches its high point in the Easter Vigil, and closes with evening prayer on Easter Sunday.

Explanation:

hope this helps :)

during the middle ages bibles and most christian literature was written in latin i think that’s the answer you are looking for