资料来源 : pyDict

前驱的; 前驱症状的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Prodromal \Prod"ro*mal\, a. (Med.)
   Of or pertaining to prodromes; as, the prodromal stage of a
   disease.

资料来源 : WordNet®

prodromal
     adj : symptomatic of the onset of an attack or a disease [syn: {prodromic}]