تعريف lateral raise في الإنجليزية الإنجليزية القاموس.
A shoulder exercise in which the arm is raised and lowered against resistance, such as through use of a dumbbell, cable, or resistance band
You'd never dream of doing just bench presses to build a massive chest, or only lateral raises to build up your shoulders, so you'll surely limit your overall leg development if you restrict your hamstring training to leg curls.