标题: 问一道LR的题干理解 [打印本页] 作者: 玛莎丁丁 时间: 2012-4-4 11:13 标题: 问一道LR的题干理解 In Brazil, side-by-side comparison of Africanized honeybees and the native honeybees have shown that the Africanized bees are far superior honey producers. Therefore, there is no reason to fear that domestic commercial honey production will decline in the United States if local honeybees are displaced by Africanized honeybees.