asbestos/æsˈbestɔs, also əzˈbestəs; æs`bɛstəs/ n[U]soft fibrous grey mineral substance that can be made into fireproof material or used for heat insulation 石棉（柔软的灰色纤维状矿物, 可用以制造耐火材料或用以隔热）.
牛津英汉双解词典