waste powder and shot

例句：

1. 1. The waste powder was scattered all over the room.
   废粉被撒满了整个房间。
2. 2. The shot fell short of hitting the target.
   子弹没有击中目标。
3. 3. The waste powder and shot were a hazard to the workers.
   废粉和子弹对工人构成危险。