mindmap root((保存)) save implies the taking of measures to protect against danger of loss, injury, or destruction: ~d his papers in a vault. preserve stresses a resistance to destructive agencies and implies the use of methods and efforts to keep something intact or in existence: ~ food for winter use. conserve suggests a keeping sound and unimpaired and implies the avoidance of undue use or of waste or loss or damage: took every possible measure to ~ fuel.