基本解释无铅釉英汉例句双语例句Leadless glaze, the surface is bright, and the corners are not sharp.釉料无铅环保，釉面色泽鲜亮，边角顺滑不锋利；词组短语短语leadless s glaze 无铅釉lead -free glaze less glaze 无铅釉专业释义材料科学无铅釉