01.引言/Introduction 人们对“转基因”的看法 What do people usually think transgene is o2.文献回顾/儿iterature Review 转基因技术的安全评估 The assessment of transgene's security O3.各国转基因政策/Policies towards transgene 04.感想与讨论/Thoughts and Discussion03.各国转基因政策/Policies towards transgene 01.引言/Introduction 人们对 “转基因” 的看法 What do people usually think transgene is 02.文献回顾/Literature Review 转基因技术的安全评估 The assessment of transgene’s security 04.感想与讨论/Thoughts and Discussion