Processed foods, with their long shelflives, are usually the cheapest and most convenient way to fill a hungry stomach.
加工食品可储存很长的时间,通常是充饥的最廉价和最方便方式。
2
Answer: e. Because salt ACTS as a preservative, it is a common ingredient in foods with long shelflives, like those listed above.
答案:e。因为盐有防腐剂的作用,是食物存储时间延长的通用配方。
3
According to characteristics of Chinese traditional meat products, the hurdle technology was used to improve their flavors and nutritive values under not effecting the shelflives of the products.