考虑一下:classFluffyThing{public:FluffyThing(){m_pMyFur=newFur;}virtual~FluffyThing();protected:Fur*m_pMyFur;};classClawedFluffyThing:publicFluffyThing{public:ClawedFluffyThing():FluffyThing(){m_pMyClaws=newClaws;}virtual~ClawedFluffyThing();protected:Claws*m_pMyClaws;};classScaryFluffyThing:publicC