The import of African bees to Brazil to increase honey yields set off swarms of "killer" bees throughout the Americas.

巴西曾引进非洲蜜蜂以增加蜂蜜产量，却引发了一大群“杀手”蜜蜂肆虐整个美洲。

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The import of African bees to Brazil to increase honey yields set off swarms of "killer" bees throughout the Americas.

巴西曾引进非洲蜜蜂以增加蜂蜜产量，却引发了一大群“杀手”蜜蜂肆虐整个美洲。

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