苍蝇,尽管它传播细菌和病毒而危害人类健康,惹人厌恶,但在侦破案件方面却屡建奇功,引起了古今中外科学家及有关方面的重视。据载,早在中世纪时期,我国并已开始利用苍蝇进行破案。如13世纪发生了这样一件事:一个农民被镰刀砍死。负责调查此案的官吏想出了一条妙计:命令全村庄的人都带上自己的 Flies, despite the fact that it spreads bacteria and viruses and endangers human health, are distasteful. However, they have repeatedly made extraordinary achievements in detecting cases, which has attracted the attention of scientists of all ages, both at home and abroad. According to reports, as early as the medieval period, China has begun to use flies to solve crimes. For example, in the 13th century, a farmer was hacked to death by a sickle. The bureaucrats responsible for investigating the case came up with a trick: Command the people in the whole village to bring their own