资料来源 : pyDict

冷酷地;无情地

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

Inexorably \In*ex"o*ra*bly\, adv.
   In an inexorable manner; inflexibly. ``Inexorably firm.''
   --Thomson.

资料来源 : WordNet®

inexorably
     adv : in an inexorable manner; "time marches on inexorably"