inattentively
  (ad.)不注意地
  In·at·ten·tive a.  Not attentive; not fixing the mind on an object; heedless; careless; negligent; regardless; as, an inattentive spectator or hearer; an inattentive habit.
  Syn: -- Careless; heedless; regardless; thoughtless; negligent; remiss; inadvertent.
  -- In*at*ten*tive*ly, adv. -- In*at*ten*tive*ness, n.
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  inattentively
       adv : in an absent-minded or preoccupied manner; "he read the
             letter absently" [syn: absently, abstractedly, absentmindedly]