复数： houseflies

Establishment and optimization of srap-pcr amplification system for housefly .

家蝇相关序列扩增多态性扩增体系的建立与优化。

Does the housefly undergo complete metamorphosis or incomplete metamorphosis ?

苍蝇的成长期属于完全变态还是不完全变态？

Down the road are insect-sized drones that could be mistaken for a housefly or spider , which could slip in under a door-sill to record conversations , take photos or even inject a lethal toxin into an unsuspecting victim .

这种微型无人机可以溜进门槛，记录下对话内容，拍下照片，甚至向毫无防备的受害者注射毒素。

An adult housefly cannot eat solid food .

成熟的家蝇不会吃固体食物。

Methods dip way for mosquito and topicd application for housefly .

方法分别用浸渍法和点滴法测定淡色库蚊和家蝇的抗药性。