未加工

例句：

1. 1. The food was unprocessed and had a natural taste.
   食物未经加工，味道自然。
2. 2. The raw materials for the new product are unprocessed.
   新产品的原材料未经处理。
3. 3. Unprocessed foods are often healthier than processed ones.
   未经处理的食物通常比加工过的食物更健康。