template: ### Instruction: Rewrite this English sentence to give a better translation.
  
  ### English: And if you look down into it, there's this sort of dam past the spadix, flies get attracted by the heat -- which is boiling off volatile chemicals, little midges -- and they get trapped underneath in this container.
  ### English rewrite: If you look down into it, there is a dam past the spadix. Flies get attracted by the heat, which is boiling off volatile chemicals, little midges, and they get trapped underneath in this container.