1. helix
helix /ˈhi: lɪks; US / noun [countable] (pl. helices /ˈhi: lɪsi: z; US /) a shape like a spiral or a line curved around a cylinder or cone ▶ helisa
Anglais mot "linia śrubowa"(helix) se produit dans des ensembles:
Fiszki z książki - "Our British Snails" (John Will...