What is mid-ship in Yamaha fz bike?

"As its name implies a mid-ship muffler means a muffler that is near the middle of the machine. It has a distinctive look and it also contributes to better handling and better torque characteristics." "Because the muffler is one of the heavier components on a motorcycle, placing it nearer to the machineʼs center of gravity makes the machine more agile, like an athlete with a trim body."