资料来源 : pyDict

强烈地;集中地

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

Intensively \In*ten"sive*ly\, adv.
   In an intensive manner; by increase of degree. --Abp.
   Bramhall.

资料来源 : WordNet®

intensively
     adv : in an intensive manner; "he studied the snake intensively"