aluminium foil

• 铝制的薄而柔软的金属箔，常用于包装食物、烹饪以及各种家庭用途。

Thin, flexible sheets of aluminum metal used for wrapping food, cooking, and various household purposes.

1. Cooking and food storageA2formal

   A thin, flexible sheet of aluminum used for wrapping, covering, or cooking food.

   铝箔纸

   • She wrapped the leftover pizza in aluminium foil.
   • Cover the dish with aluminium foil before baking.
   • Use aluminium foil to line the baking tray for easy cleanup.

2. Insulation and protectionB1formal

   A material used for thermal insulation, light reflection, or protecting surfaces.

   隔热与保护

   • Aluminium foil is often used to insulate pipes.
   • The technician used aluminium foil to shield the circuit from interference.
   • They wrapped the food in aluminium foil to keep it warm.