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But an e-mail to the network from Janet Anderson, director of the EPAS bio-pesticides division, says there is no record of a review and/or clearance to field test the organism. 主干：...an email...says 1.主语email后有两个介词短语to...from...说明该邮件的收件人和发送人，在人名Janet Aderson之后还有一个说明其身份的插入语，作同位语。 2.宾语从句用了there be句型，主语是no record，后面的of介词短语为定语修饰语，of的宾语是a review and/or clearance, and/or并列连接review和clearance;句末的to field test the organism是不定式短语，作review and/or clearance 的定语。review and clearance审批。 译文：但是来自美国环境保护局生物杀虫剂部门主管珍妮特.安德森发给生命科学网的一封电子邮件里说，没有对这种有机物进行现场试验的审批记录。 | 
