资料来源 : pyDict

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

Trophic \Troph"ic\, a. [Gr. ? nursing. See {Trophi}.] (Physiol.)
   Of or connected with nutrition; nitritional; nourishing; as,
   the so-called trophic nerves, which have a direct influence
   on nutrition.

资料来源 : WordNet®

trophic
     adj : of or relating to nutrition; "a trophic level on the food
           chain"