ar·chi·volt /ˈɑrkəˌvolt/
  拱門牆側裝飾線條; 拱門飾
  Ar·chi·volt n.  Arch. (a) The architectural member surrounding the curved opening of an arch, corresponding to the architrave in the case of a square opening. (b) More commonly, the molding or other ornaments with which the wall face of the voussoirs of an arch is charged.
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