I believe the answer is <span>multiple deployments
</span><span>multiple deployments refers to the millitary personels who were assigned to the battlefield more than one round of millitary assignments.
For the first timers, the rookies tend to haven't realized cold hart truth about the horror that one might experience in the battlefield.
These people would develop higher level of stress for the next assignments because they already realize the worst case situation that they might have to face.</span>
<span>I'm pretty sure it is cyberbullying.</span>
That Australia is the driest inhabited continent on earth.
Australia has one of the lowest rainfalls in the world. About three quarter of it's land have a lower humidity compared to average areas in the world.
But due to their good watering systems, they still managed to produce good agricultural products