pedion.
/ped-ee-uhn, pee-dee-/US // ˈpɛd i ən, ˈpi di- //
踏板,梗阻,梗概,梗塞
Definitions
n.noun · 名词
- 1.
plural ped·i·a [ped-ee-uh, pee-dee-uh]. /ˈpɛd i ə, ˈpi di ə/. Crystallography.
- ›a crystal form having only a single face, without a symmetrical equivalent: unique to the triclinic system.
Examples
Thence a march of three stages—thirty parasangs—brought him to Caystru-pedion , a populous city.
Basal pedion or , each consisting of a single plane perpendicular to the principal axis.
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