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 into it from above, you can see something like a dam behind the cob. The flies are attracted to the heat - the evaporation of volatile compounds - and become stuck below in this container.