cru·el /ˈkru(ə) l/
  (a.)殘忍的,殘酷的
  Cru·el a.
  1. Disposed to give pain to others; willing or pleased to hurt, torment, or afflict; destitute of sympathetic kindness and pity; savage; inhuman; hard-hearted; merciless.
     Behold a people cometh from the north country; . . . they are cruel and have no mercy.   --Jer. vi. 22,23.
  2. Causing, or fitted to cause, pain, grief, or misery.
     Cruel wars, wasting the earth.   --Milton.
     Cursed be their anger, for it was fierce; and their wrath for it was cruel.   --Gen. xlix. 7.
  3. Attended with cruetly; painful; harsh.
     You have seen cruel proof of this man's strength.   --Shak.
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  cruel
       adj 1: lacking or showing kindness or compassion or mercy [syn: unkind]
       2: (of persons or their actions) able or disposed to inflict
          pain or suffering; "a barbarous crime"; "brutal beatings";
          "cruel tortures"; "Stalin's roughshod treatment of the
          kulaks"; "a savage slap"; "vicious kicks" [syn: barbarous,
           brutal, fell, roughshod, savage, vicious]
       3: (of weapons or instruments) causing suffering and pain;
          "brutal instruments of torture"; "cruel weapons of war"
          [syn: brutal]
       4: used of circumstances (especially weather) that cause
          suffering; "brutal weather"; "northern winters can be
          cruel"; "a cruel world"; "a harsh climate"; "a rigorous
          climate"; "unkind winters" [syn: brutal, harsh, rigorous,
           unkind]