thermos bottle

• Recipiente diseñado para mantener líquidos calientes o fríos durante un largo período de tiempo, generalmente compuesto por una botella o frasco con pared doble y vacío.

A container designed to keep liquids hot or cold for extended periods, typically consisting of a double-walled vacuum flask.

1. Insulated containerA2formal

   A container designed to keep liquids hot or cold for extended periods by using a vacuum between its walls.

   Termo

   • She packed coffee in a thermos bottle for the hike.
   • The thermos bottle kept the soup hot for hours.
   • He always carries a thermos bottle of water during long trips.