jy1991

That means farmers do not need to spray a whole field. Instead there is a little bit of insecticide inside each plant -- including the pollen and nectar that the bees want.这意味着，农民不必在整块田地里喷洒农药了。而每棵植株里只有少量杀虫剂，蜜蜂需要的花粉和花蜜里也有。
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There is not enough pesticide to kill them. But the new research in the journal Science says it may harm them anyway.植物内的那些杀虫剂还不足以杀死蜜蜂。但《科学期刊》上的新研究表明，这可能会或多或少地危害到蜂群。