un·sound /-ˈsaʊnd/
 (a.)不健全的,有病的,腐爛的,錯誤的,不可靠的
 un·sound /-ˈsaʊnd/ 形容詞
 不健全的,有病的,不健康的
 Un·sound a. Not sound; not whole; not solid; defective; infirm; diseased.
 -- Un*sound*ly, adv. -- Un*sound*ness, n.
 ◄ ►
 unsound
      adj 1: not in good condition; damaged or decayed; "an unsound
             foundation" [ant: sound]
      2: not sound financially; "unsound banking practices" [ant: sound]
      3: containing or based on a fallacy; "fallacious reasoning";
         "an unsound argument" [syn: fallacious]
      4: suffering from severe mental illness; "of unsound mind"
         [syn: mentally ill, unstable]
      5: physically unsound or diseased; "has a bad back"; "a bad
         heart"; "bad teeth"; "an unsound limb"; "unsound teeth"
         [syn: bad, unfit]
      6: of e.g. advice
      7: in deplorable condition; "a street of bedraggled tenements";
         "a broken-down fence"; "a ramshackle old pier"; "a
         tumble-down shack" [syn: bedraggled, broken-down, dilapidated,
          ramshackle, tatterdemalion, tumble-down]