下腰面
/ˈləʊəɹ ˈaɪlɪd/
n
English: lower girdle facet (16) · 下腰面
English · lower girdle facet (16)Español · faceta inferior del contornoFrançais · halefis de culasse (16)
释义：Pointed facet cut on the pavilion side; the girdle is its base.