Prosimulium hirtipes

例句：

1. 1. The black-headed fly was a nuisance inthe garden.
   黑头蝇在花园里是个麻烦。
2. 2. The pest control specialist identified theProsimulium hirtipesas the cause of the problem.
   害虫控制专家确定黑头虫是问题的原因。
3. 3. The farmers were worried about the Prosimulium hirtipes thathad invaded their fields.
   农民们担心入侵他们田地的黑头虫。