季节性原料 (jìjié xìng yuánliào):Seasonal ingredients refer to the produce or food items that are only available during specific times of the year.
冷冻食品 (lěngdòng shípǐn): Frozen food refers to items that have been preserved by freezing them at low temperatures.
有机食品 (yǒujī shípǐn): Organic food refers to products that have been grown without the use of synthetic pesticides or fertilizers.