反败为胜

Explanation: Save the day, into a victory. 　　Usage: -Linked; as predicate, adverbial; that save the day 　　Source: Ming Luo, "Three Kingdoms" 16 back: "The General in a hurry, to the entire military strong base, any slander of any labor, win the game, although the ancient star, why gaz!" Thesaurus:  change from danger into safety, fall on one's legs, fall on one's legs, Survivor, turn the tables (on someone), Turn failure to success, Turn into a defeat for the, Turn the calamity for the blessing, Disaster for the Fu-turn