crav·ing /ˈkrevɪŋ/
  渴望,熱望
  Crave v. t. [imp. & p. p. Craved p pr. & vb. n. Craving.]
  1. To ask with earnestness or importunity; to ask with submission or humility; to beg; to entreat; to beseech; to implore.
     I crave your honor's pardon.   --Shak.
     Joseph . . . went in boldly unto Pilate, and craved the body of Jesus.   --Mark xv. 43.
  2. To call for, as a gratification; to long for; hence, to require or demand; as, the stomach craves food.
     His path is one that eminently craves weary walking.   --Edmund Gurney.
  Syn: -- To ask; seek; beg; beseech; implore; entreat; solicit; request; supplicate; adjure.
  Crav·ing n. Vehement or urgent desire; longing for; beseeching.
     A succession of cravings and satiety.   --L'Estrange.
  -- Crav*ing*ly, adv. -- Crav*ing*ness, n.
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  craving
       n : an intense desire for some particular thing