Dido's Lament is worked on by a dark recitative, accompanied by the basso continuo, which exemplifies the lament in the composition.
Explanation:
The bass line of the work "Dido's lament is touted to be one of the greats musical achievements of Western music which Purcell did while employing cello and lute to give a seep and resounding tone wherein the theme of the song could be justified to the full.
The melodic line followed by the bass is dark, brooding and melancholic and its movements throughout the composition closely resemble an actual lament with multiple stages of grief coming with he rise and the fall of intensity of music.
It follows the form of traditional laments done for fallen soldiers in war.