1·Meat and milk products may easily go bad.
肉类和奶制品很容易变质。
2·He sold the vegetables at half price rather than let them go bad.
他把蔬菜半价卖掉了，而不是让他们变质。
3·On top of that, most of the 3D food printers now are restricted to dry ingredients, because meat and milk products may easily go bad.
最重要的是，现在大多数的3D食品打印机都受到限制，只能打印干燥的食材，因为肉类和奶制品很容易变质。
4·The hot and wet weather in the south makes southern Chinese buy just enough food for one meal or one day, or else the food may go bad.
南方炎热潮湿的天气使得南方人买的食物只够吃一顿或一天，否则食物可能会变质。
5·Milk will go bad if it is kept for a long time, especially if it is not kept cold.
鲜奶在保存了很长一段时间之后就很容易变质，特别是没有在低温下保存的时候。