资料来源 : pyDict

辨别者,鉴别器

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

Discriminator \Dis*crim"i*na`tor\, n. [LL.]
   One who discriminates.

资料来源 : WordNet®

discriminator
     n : a person who differentiates [syn: {differentiator}]