porch /ˈporʧ, ˈpɔrʧ/
  門廊,走廊
  Porch n.
  1. Arch. A covered and inclosed entrance to a building, whether taken from the interior, and forming a sort of vestibule within the main wall, or projecting without and with a separate roof. Sometimes the porch is large enough to serve as a covered walk. See also Carriage porch, under Carriage, and Loggia.
  The graceless Helen in the porch I spied
  Of Vesta's temple.   --Dryden.
  2. A portico; a covered walk. [Obs.]
     Repair to Pompey's porch, where you shall find find us.   --Shak.
  The Porch, a public portico, or great hall, in Athens, where Zeno, the philosopher, taught his disciples; hence, sometimes used as equivalent to the school of the Stoics. It was called "h poiki`lh stoa`. [See Poicile.]
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  porch
       n : a structure attached to the exterior of a building often
           forming a covered entrance