flesh fly
US /ˈflɛʃ flaɪ/
UK /ˈflɛʃ flaɪ/

1.
肉蝇
a fly of a kind that lays its eggs on meat or in wounds
:
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The picnic was ruined by swarms of flesh flies.
野餐被成群的肉蝇毁了。
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Forensic entomologists study the life cycle of flesh flies to determine time of death.
法医昆虫学家研究肉蝇的生命周期以确定死亡时间。