ha·bit·u·al /həˈbɪʧ(ə)wəl, hæ, ˈbɪʧəl/
  (a.)習慣的,慣常的,平常的
  ha·bit·u·al /həˈbɪʧ(ə)wəl, hæ, ˈbɪʧəl/ 形容詞
  Ha·bit·ual a.
  1. Formed or acquired by habit or use.
     An habitual knowledge of certain rules and maxims.   --South.
  2. According to habit; established by habit; customary; constant; as, the habitual practice of sin.
     It is the distinguishing mark of habitual piety to be grateful for the most common and ordinary blessings.   --Buckminster.
  Syn: -- Customary; accustomed; usual; common; wonted; ordinary; regular; familiar.
  -- Ha*bit*u*al*ly, adv. -- Ha*bit*u*al*ness, n.
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  habitual
       adj 1: made a norm or custom or habit; "his habitual practice was
              to eat an early supper"; "her habitual neatness"
       2: commonly used or practiced; usual; "his accustomed
          thoroughness"; "took his customary morning walk"; "his
          habitual comment"; "with her wonted candor" [syn: accustomed,
           customary, wonted(a)]
       3: having a habit of long standing; "a chronic smoker" [syn: chronic,
           confirmed, inveterate(a)]