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来源:雅诚德英语网
Further research has shown that caterpillars become virtually immune to the wilt virus as the trees on which they feed respond to increasing defoliation.
进一步的研究表明,毛虫对萎蔫病毒几乎具有免疫力,因为它们赖以为生的树木会对越来越多的落叶做出反应。
Further research has shown that caterpillars become virtually immune to the wilt virus as the trees on which they feed respond to increasing defoliation.
进一步的研究表明,毛虫对萎蔫病毒几乎具有免疫力,因为它们赖以为生的树木会对越来越多的落叶做出反应。