0 Old HSK word(s):



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Hsk Characters:

HSK -Characters and beyond:

from: Universala Vortaro, Zamenhof







kvaredro + + tetrahedron + +
tetraedro + + tetrahedron + +



#kvaredro #tetrahedron #tetraedro #tetrahedron



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13.4 Mathemathik Tetraeder + Tetrahedron + 四面体 +