aluminum (US) /əˈluːmənəm/ noun or British aluminium /ˌæljəˈmɪnijəm/ or British aluminium /ˌæljəˈmɪnijəm/ Learner's definition of ALUMINUM
[noncount]
: a silver metal that is strong and light and that is used for making many products铝—
often used before another noun常用于另一名词前