a silvery ductile metallic element found primarily in bauxite
例句
A metallurgical coating process in which iron or steel is immersed in a powder of another metal, such as zinc, chromium, or aluminum, and heated to a temperature below the melting point of either.渗碳处理一种冶金镀膜工序，在此工序中把钢或铁浸入另一种金属如锌、铬或铝的粉剂里，并加热至这一金属的熔点温度以下
She put some noodles in the aluminum saucepan.她在铝锅里下了些面条。
Aluminum is a kind of light silvery metal.铝是一种轻薄并呈银色的金属。
Aluminum foil can be used for wrapping food.铝箔用于包装食物。
