凯利公式的用法简介：The first was B-level firearms. After he broke through level 11, they were already available for purchase. The sniper rifle already had veterans, so he decided to buy a shotgun, a machine gun and an assault rifle.
The first was B-level firearms. After he broke through level 11, they were already available for purchase. The sniper rifle already had veterans, so he decided to buy a shotgun, a machine gun and an assault rifle.
