dis·in·gen·u·ous /ˌdɪsṇˈʤɛnjəwəs/
  (a.)不老實的,不誠實的,虛偽的
  Dis·in·gen·u·ous a.
  1. Not noble; unbecoming true honor or dignity; mean; unworthy; as, disingenuous conduct or schemes.
  2. Not ingenuous; wanting in noble candor or frankness; not frank or open; uncandid; unworthily or meanly artful.
     So disingenuous as not to confess them [faults].   --Pope.
  -- Dis*in*gen*u*ous*ly, adv. --T. Warton. -- Dis*in*gen*u*ous*ness, n.
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  disingenuous
       adj : not straightforward or candid; giving a false appearance of
             frankness; "an ambitious, disingenuous, philistine, and
             hypocritical operator, who...exemplified...the most
             disagreeable traits of his time"- David Cannadine; "a
             disingenuous excuse" [syn: artful] [ant: ingenuous]