这些声音并不是你在任何地方都能听到的典型苍蝇发出的声音，这些声音是苍蝇试图通过一扇紧闭的窗户逃跑时发出的，把麦克风放在靠近它们的地方被录了下来。
These are not the typical fly sounds you hear everywhere, these are the sounds the flies produce while trying to escape through a closed window, recorded placing the mic near to them.
