全力以赴

Explanation: Go to: Go. To all the forces into it. 　　Usage: Partial official; as predicate, attributive, adverbial; with compliment 　　Source: Qing Zhao Yi "twenty-two Literary History": "Therefore, any person can be named, will go all out, so as Gou difficult, then into a custom." 　　Examples: Their lack of a proactive positive pleased to welcome the ~ spirit. (Mao Zedong, "" China's socialist countryside climax> Preface ") 　　Riddle: Blacksmith hammer hit Thesaurus:  elaborateness, daily Have no time to sundial, be fully occupied everyday, day and night laboring, Yikuishiqi, Day wan, fully stretched made to work, etc at the limits of one's capacities or talents, exert, endeavour