1. Insulated containers designed to maintain the temperature of liquids, keeping hot beverages hot and cold beverages cold for extended periods
We packed thermos bottles filled with hot coffee for the camping trip.
Nós embalamos garrafas térmicas cheias de café quente para a viagem de camping.
2. A vacuum-sealed bottle or flask typically made of stainless steel or plastic with double walls
The thermos bottles kept our soup warm throughout the entire picnic.
As garrafas térmicas mantiveram nossa sopa quente durante todo o piquenique.