ground glass
ground-glass的词性:n.(名词)
1. Glass that has been ground or etched to create a roughened, nontransparent surface.毛玻璃:被研磨或腐蚀而制成的表面粗糙、不透明的玻璃
2. Glass that has been ground into fine particles, as for use as an abrasive.玻璃粉:被研磨成细小粉末的玻璃,如用为磨料