free_list[classno] = h->next;
他又补了一句，说哥哥姐姐都很关心我们一家。姐姐还特意叮嘱，说让我少吃点、多减肥，也要抓紧找个对象。
。WPS官方版本下载对此有专业解读
Pre-allocate everything
It sounds like science fiction - a factory, located hundreds of kilometres above the Earth, churning out high-quality materials.