羅式幾何
CEDict 100318
Traditional 羅式幾何 Simplified 罗式几何
Pinyin luo2 shi4 ji3 he2
English Lobachevsky's non-Euclidean geometry
羅氏幾何
CEDict 100318
Traditional 羅氏幾何 Simplified 罗氏几何
Pinyin luo2 shi4 ji3 he2
English Lobachevsky's non-Euclidean geometry
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