al·u·min·i·um /ˌæləˈmɪniəm/British EnglishBrE, aluminum /əˈluːmənəm/ American English ●●○ noun [uncountableU]
HCEa silver-white metal that is very light and is used to make cans, cooking pans, window frames etc. It is a chemicalelement: symbol Al 铝〔一种化学元素,符号为Al〕