心甘情愿

Explanation: Perfectly willing heart, without any reluctance. More means to make a voluntary sacrifice. 　　Usage: Joint type; as predicate, object, adverbial; with a compliment 　　Source: Song Wangming clear "pick Qingza intercede Shiro" this child willingly also. " 　　Examples: Wenzhou is not a very poor place, nor was bumped Oare, what had seven small cents, on their little sister - the child holding it for others? ★ qing "Wenzhou traces" Thesaurus:  Fame or fortune, Willingly, consciousness volunteer, for two pins, Willingly