许多年以来，科学家们把蜜蜂消失与诸多可疑的因素联系在一起，包括病毒、真菌、病原体、寄生虫以及杀虫剂等。

Over the years, scientists have linked honey bee “die-outs” to a host of suspects, including viruses, fungi, pathogens, parasites, and pesticides.

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与细菌不同，病毒包括没有复制所需的所有机制，因此它们要像寄生虫一样向其它细胞借产品。

Unlike bacteria, viruses don't contain all the machinery necessary to replicate, and so like parasites they borrow the goods from other cells.

youdao

与细菌不同，病毒包括没有复制所需的所有机制，因此它们要像寄生虫一样向其它细胞借产品。

Unlike bacteria, viruses don't contain all the machinery necessary to replicate, and so like parasites they borrow the goods from other cells.

youdao