他们攻击的所有阶段的螨的生命周期。
科学家们建立了一个计算机模型去追踪如何才能减少家里床上屋尘螨的数量。
The scientists developed a computer model to track how changes in the home can reduce Numbers of dust mites in beds.
以色列急性麻痹病毒(或许还要加上那种神秘的病毒)产生如此毁灭性的效果，或许是因为一种叫做瓦螨的寄生虫。
The Israeli acute paralysis virus (and, perhaps, the mystery virus) may have had such a devastating effect there because of the presence of a parasite called the varroa mite.
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