The cathode mixture is coated onto a roll of aluminium foil.

阴极混合物被涂在一卷铝箔上。

While most of the packet is made from plastic, the top surface is made from aluminium foil.

虽然大部分包装由塑料制成， 但顶面由铝箔制成。

Existing tubes are rarely recycled, not only because they have residue left inside them but also because they are usually made from a laminate of plastic and aluminium foil.

有的牙少被回收，不仅是因为里面有残余物，还因为它们通常是由一层塑料和铝箔制成。

These moulds are shipped to manufacturers, where they're melted again, and rolled out into thin sheets that can be cut, and bent, and shaped into new products, like cans, and licence plates, and aluminium foil.

这些铝模会被运送到制造商那里再次熔化，并滚压成可剪裁的、可弯曲的、可塑成新产品的薄片，像是罐头、牌照和铝箔。