/sc@ript CastShapeshiftForm(2) /sc@ript P=PickupInventoryItem; /sc@ript C=PickupContainerItem; /sc@ript P(17);if(CursorHasItem())then C(4,2);C(4,1);P(16);else C(4,1);P(16);C(4,2);P(17);end 第1、2步骤：定义P为拾取人物目前装备函数的别名，定义C为拾取背包物品