thir·teen /ˌθɝ(t)ˈtin, ˈθɚ/
  十三,1313歲;13點鐘
  Thir·teen a.  One more than twelve; ten and three; as, thirteen ounces or pounds.
  Thir·teen, n.
  1. The number greater by one than twelve; the sum of ten and three; thirteen units or objects.
  2. A symbol representing thirteen units, as 13 or xiii.
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  thirteen
       adj : being one more than twelve [syn: 13, xiii]
       n : the cardinal number that is the sum of twelve and one [syn:
           13, XIII, baker's dozen, long dozen]