in·no·cence /ˈɪnəsən(t)s/
  無罪,無知,天真無邪
  In·no·cence n.
  1. The state or quality of being innocent; freedom from that which is harmful or infurious; harmlessness.
  2. The state or quality of being morally free from guilt or sin; purity of heart; blamelessness.
  The silence often of pure innocence
  Persuades when speaking fails.   --Shak.
  Banished from man's life his happiest life,
  Simplicity and spotless innocence!   --Milton.
  3. The state or quality of being not chargeable for, or guilty of, a particular crime or offense; as, the innocence of the prisoner was clearly shown.
  4. Simplicity or plainness, bordering on weakness or silliness; artlessness; ingenuousness.
  Syn: -- Harmlessness; innocuousness; blamelessness; purity; sinlessness; guiltlessness.
  ◄ ►
  innocence
       n 1: the quality of innocent naivete [syn: artlessness, ingenuousness,
             naturalness]
       2: the state of being free from sin or moral wrong; lacking a
          knowledge of evil [syn: purity, sinlessness]
       3: a state or condition of being innocent of a specific crime
          or offense; "the trial established his innocence" [ant: guilt]