ceresin 地蠟; 純地蠟
cer·e·sin /ˈsɛrəsən/ 名詞
Cer·e·sin n. Chem. A white wax, made by bleaching and purifying ozocerite, and used as a substitute for beeswax. ◄ ►
ceresin n : a white wax extracted from ozokerite