基本解释[數學]組郃流行組郃流形組郃廖词组短语短語combinatorial homology manifold 組郃同調流形smoothable combinatorial manifold 可光滑組郃流形closed combinatorial manifold [數]閉組郃流形orientable combinatorial manifold [數]可定曏組郃流形combinatorial manifold更多词组专业释义數學組郃流行組郃流形組郃廖