noun🔗ShareResorte principalThe principal spring of a clockwork mechanism, which drives it by uncoiling."The old clock stopped working because the mainspring was broken. "El reloj viejo dejó de funcionar porque el resorte principal estaba roto.machineparttechnicaldevicetimeChat with AIVocabulary GamePractice Reading
noun🔗ShareResorte principal, causa principalThe most important reason for something (Cf. spring "origin of something" (literary) (often in the plural) the springs of her ambition)."My daughter is the mainspring of my life."Mi hija es la causa principal de mi vida.businessattitudemindphilosophyChat with AIVocabulary GamePractice Reading
