求翻译：食品安全是一个全球性的问题，也是中国当前面临的挑战之一，近些年来，中国经历了“瘦肉精”，“毒奶粉”，“有色馒头”等食品安全事件，它们不仅影响人们健康，而且影响社会道德建设和出口贸易。这些应该值得我们反思和重视是什么意思？

Food safety is a global problem, is also one of the challenges currently facing China in recent years, China has experienced a "lean" and "toxic milk", "colored bread" food safety incidents, they not only affect people's health , but also affected the social and moral construction and export trade.

Food safety is a global problem, as well as the Chinese one of the challenges facing the current one, and in recent years, China has experienced the "lean meat, milk-white bread" and "colored" events such as food security, and they are not only affect people's health, but also affects social moralit

Food security is a global question, also is one of challenges which China current faces, recent year, China has experienced “the thin carnosine”, “the poisonous powdered milk”, “the colored steamed bun” and so on food security events, not only they affect the people health, moreover influence societ

Food security is a global issue, is one of the challenges facing China, in recent years, China has experienced "lean", "milk", "colored bread" and other food safety events, they not only affect people's health, and social moral construction and export trade. The reflection and should deserve our att

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