资料来源 : pyDict

昏睡,瞌睡,无力气

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

Lethargy \Leth"ar*gy\ (-j[y^]), n.; pl. {-gies} (-j[i^]z). [F.
   l['e]thargie, L. lethargia, Gr. lhqargi`a, fr. lh`qargos
   forgetful, fr. lh`qh forgetfulness. See {Lethe}.]
   1. Morbid drowsiness; continued or profound sleep, from which
      a person can scarcely be awaked.

   2. A state of inaction or indifference.

            Europe lay then under a deep lethargy. --Atterbury.

Lethargy \Leth"ar*gy\, v. t.
   To lethargize. [Obs.] --Shak.

资料来源 : WordNet®

lethargy
     n 1: a state of comatose torpor (as found in sleeping sickness)
          [syn: {lassitude}, {sluggishness}]
     2: weakness characterized by a lack of vitality or energy [syn:
         {inanition}, {lassitude}]
     3: inactivity; showing an unusual lack of energy [syn: {languor},
         {sluggishness}, {phlegm}]