pre·lu·sive /-ˈlusɪv, zɪv/ (a.)前奏曲的,序幕的,序言的
Pre·lu·sive a. Of the nature of a prelude; introductory; indicating that something of a like kind is to follow. “Prelusive drops.” --Thomson. --Pre*lu*sive*ly, adv. ◄ ►