The freezer should be used to keep foods fresh and stop them from going bad.
冰箱应该用来保持食物新鲜，防止它们变质。
Then he found that roasted flesh would keep longer, without going bad, than uncooked flesh.
然后，他发现烤过的肉能比未煮过的肉保存较长时间而不坏。
Scientists from Strathclyde University, UK, have created an intelligent food wrapping that can tell people if the contents are going bad.
英国斯特·莱斯·克莱德大学的科学家们日前发明出了一种智能食品包装袋，人们可以通过观察该包装袋来判断其内食品是否变质。
Such things are challenges to overcome, not excuses for giving up or going bad.
当把这些经历作为挑战去克服，不让它们成为自暴自弃的借口。
An intelligent food wrapping that changes color if the contents are going bad has been created by British scientists, UK media reported.
据英国媒体报道，该国科学家发明出一种智能食品包装袋，如果袋内食物变质，袋子就会改变颜色。
An intelligent food wrapping that changes color if the contents are going bad has been created by British scientists, UK media reported.
据英国媒体报道，该国科学家发明出一种智能食品包装袋，如果袋内食物变质，袋子就会改变颜色。
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