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

Bloodless \Blood"less\, a. [AS. bl?dle['a]s.]
   1. Destitute of blood, or apparently so; as, bloodless
      cheeks; lifeless; dead.

            The bloodless carcass of my Hector sold. --Dryden.

   2. Not attended with shedding of blood, or slaughter; as, a
      bloodless victory. --Froude.

   3. Without spirit or activity.

            Thou bloodless remnant of that royal blood ! --Shak.
      -- {Blood"less*ly}, adv. -- {Blood"less*ness}, n.

资料来源 : WordNet®

bloodlessly
     adv : in a bloodless manner; without shedding blood; "the coup
           disposed of the dictator bloodlessly" [syn: {without
           bloodshed}] [ant: {bloodily}]