预留 Traditional form: 預留 Pinyin (reading): yùliú Definitions: to set aside to reserve Characters: 预 - to prepare, to arrange; in advance 留 - to stay, to remain; to preserve, to keep; to leave a message; Traditional characters: 預 - to prepare, to arrange; in advance 留 - to stay, to remain; to preserve, to keep; to leave a message;