Definition
to ensure a substance or property is retained within something during a process, like cooking
保持；不讓其流失
To keep the meat tender, the chef seals the marinade in the pot during cooking.
為了保持肉質嫩滑，廚師在烹飪過程中將醃料密封在鍋中。
When making jam, it is crucial to seal the moisture of the sugar and fruit in the jar.
製作果醬時，關鍵是要將糖和水果的水分密封在罐子裡。
This container is designed to seal in the flavor and nutrients of the food.
這個容器設計用於密封食物的風味和營養。