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gastrolith

英 ['gæstrə(ʊ)lɪθ] 美 ['gæstrəlɪθ]

n. [脊椎] 胃石

英文词源

gastrolith (n.): 1854, from German Gastrolith (by 1843) or Modern Latin gastrolithus, from gastro- "stomach" + -lith "stone."