4. Welcomes the significant participation of the States parties at the meetings of States parties and meetings of experts to date and the constructive and useful exchange of information achieved, and welcomes also the discussion and the promotion of common understanding and effective action on agreed topics;
4. 欢迎缔约国踊跃参加迄今的缔约国会议和专家会议，以及所进行的建设性和有益的信息交流，又欢迎讨论并推动对商定议题的共同理解和有效行动；