资料来源 : pyDict

二基

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

Dinaphthyl \Di*naph"thyl\, n. [Pref. di- + naphthylene.] (Chem.)
   A colorless, crystalline hydrocarbon, {C20H14}, obtained from
   naphthylene, and consisting of a doubled naphthylene radical.