关于安全的英语演讲稿
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thank you! god bless you, my friend!
红色是改过的，绿色是我不明白的，你再核实一下！观点很清楚，可以进一步润色语言。
除小编你为整理的以上范文外，系统还推荐以下相关范本：英语演讲稿(食品安全)
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