English to Greek Art/Literary Music Ballet/Music/Dance

Most allegro steps can be performed with a beat. The addition of the beat makes the step more complex and exciting to watch. There are two main types of beats:

1) Those that do not change feet > entrechat quatre
2) Those that do change feet > changement battu

Δεν έχω ιδέα τι είναι αυτό;;; χτύπος, τόνος;;;;;