a way of living in which you use only as much money or food as is necessary (对金钱、食物等)节约的,节俭的 She taught me simplicity and frugality. 她教会了我简单和节俭。
the fact of a meal being small and plain and not costing very much 简单廉价的 the frugality of the meal 这顿饭的节俭