"蜂蝇"是个多义词，它可以指蜂蝇（动物）,蜂蝇（中药）。
增加奇主密度可增加黄腹潜蝇茧蜂的寄生数和穿刺致死数。
The number of larvae parasitized and attacked increased with increase of larvae density.
蜂虻：蜂虻科中各种外表象蜂的蝇，它们以花粉和花蜜为食，其卵产于并寄生于蜜蜂、黄蜂和其它昆虫。
Bee fly: any of various flies of the family bombyliidae that resemble bees feed on nectar and pollen and have larvae that are parasitic on bees wasps and other insects.
蜂虻：蜂虻科中各种外表象蜂的蝇，它们以花粉和花蜜为食，其卵产于并寄生于蜜蜂，黄蜂和其它昆虫。
Bee fly: any of various flies of the family bombyliidae that resemble bees feed on nectar and pollen and have larvae that are parasitic on bees wasps and other insects.
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