【目的/意义】镁的化学性质较为活泼，耐腐蚀性较差，这一短板严重制约了镁合金在航空航天、汽车制造、电子产品和生物医疗等领的应用。在众多防护手段中，缓蚀剂技术因兼具经济高效、操作简便等优势，逐渐成为镁合金腐蚀防护领域的重要研究方向。【分析/评论/进展】聚焦近年来镁合金缓蚀剂的研究进展，按照化学组成系统梳理了无机、有机、复配及绿色缓蚀剂的发展现状，总结了各类缓蚀剂的缓蚀机制，并在现有研究成果的基础上对镁合金缓蚀剂领域的未来发展趋势进行了展望。【结论/展望】未来镁合金缓蚀剂的发展需在多维度实现突破：以高缓蚀效率为基础，同时满足环境友好、结构可设计性强与成本低廉的综合要求。

［Objective/Significance］ Magnesium is chemically reactive and has poor corrosion resistance，which severely restricts its application in aerospace，automotive manufacturing，electronic products，biomedical，and other fields. Among various protective measures，corrosion inhibitor technology has gradually become an important research direction in the field of magnesium alloycorrosion protection due to its advantages of economic efficiency and ease of operation.［Analysis/Discussion/Progress］ Focusing on the research progress of magnesium alloy corrosion inhibitors in recent years，this paper systematically reviews the development status of inorganic， organic，composite，and green corrosion inhibitors according to their chemical composition，summarizes the corrosion inhibition mechanisms of various inhibitors，and provides an outlook on the futuredevelopment trends of the magnesium alloy corrosion inhibitor field based on existing research results.［Conclusion/Prospect］ The future development of magnesium alloy corrosion inhibitors requires breakthroughs across multiple dimensions：building upon high corrosion inhibition efficiency，while simultaneously meeting the comprehensive requirements of environmental friendliness，strong structural designability，and low cost.