fiberglass (US) noun
or British fibreglass /ˈfaɪbɚˌglæs/ Brit /ˈfaɪbəˌglɑːs/ or British fibreglass /ˈfaɪbɚˌglæs/ Brit /ˈfaɪbəˌglɑːs/ Learner's definition of FIBERGLASS
[noncount]
: a light and strong material that is made from thin threads of glass and that is used in making various products玻璃纤维 —
often used before another noun常用于另一名词前