AppDelegate.obj : error LNK2019: 无法解析的外部符号 "public: __thiscall cocos2d::ui::Margin::Margin(void)" (?? 0Margin@ui@cocos2d@@QAE@XZ).该符号在函数 "void __cdecl cocos2d::ui::`dynamic initializer for 'MarginZero''(void)" (?? __EMarginZero@ui@coco…