archivolt
archivolt[ˈɑːkɪvəʊlt]noun- a band of mouldings round the lower curve of an arch
拱门缘饰
■the lower curve itself from impost to impost of the columns
拱墩缘饰
语源- mid 17th cent.: from French archivolte or Italian archivolto, based on Latin arcus 'bow, arch' + volvere 'to roll'
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