mindmap root((完整)) perfect implies the soundness and the excellence of every part, element, or quality of a thing, frequently as an unattainable or theoretical state: a ~ set of teeth. whole suggests a completeness or perfection that can be sought and attained or lost and regained: an experience that made him feel a ~ man again. entire implies perfection deriving from the integrity, soundness, or completeness: recorded the ~ Beethoven corpus. intact implies retention of an original or natural perfection that might easily have been lost: somehow the building survived the storm ~. retain保留维持，指在有被夺走丧失的风险的情况下得以保留，如保留尊严dignity、政府控制权control of the government，古香古色old world character.