Sprint training should involve sprinting.
Hops/Jumps/Curves/Tech Prep/etc.
Sprints - - Run fast, recover, do it again. Increase yardage each week. 300 tot. yd ➡️390 yd. in 3 weeks.
Lift - - Explosive coordinated moves. For us, snatch complex, tsunami jump, RDLs, Split Squats