Fine-spun fibers of glass used especially for insulation and in air filters.

玻璃绒，玻璃棉：精制玻璃纤维，尤用来绝缘和气体过滤。

youdao

Fine-spun fibers of glass used especially for insulation and in air filters.

玻璃绒，玻璃棉：精制玻璃纤维，尤用来绝缘和气体过滤。

youdao