求翻译：1997 年，美国和平研究所起草了一份关于“开展预防性外交防止南海争端升级的特别报告”，强调美国在南海地区有其利益存在。1998 年，在东盟地区论坛高官会议上，美国首次改变“消极中立”的立场，转而采取积极的插手政策，开始深层次介入南海事务。是什么意思？

In 1997, the United States Institute of Peace, drafted a "preventive diplomacy to prevent the escalation of the Special Report on the South China Sea dispute," that the United States has its interests in the South China Sea there. In 1998, the ASEAN Regional Forum Senior Officials Meeting, the Unite

In 1997, the United States Institute of Peace has drafted a report on "Preventive diplomacy to prevent escalation of the dispute over the South China Sea special report in the South China Sea area" and stressed that the United States has its interest existed. In 1998, the ASEAN Regional Forum, the f

In 1997, United States Institute of Peace drafted one about “to develop the preventive diplomacy to prevent the South China Sea conflict promoted the special report”, emphasized US had its benefit existence in the South China Sea area.In 1998, in the ASEAN Regional Forum meeting of high-level offici

In 1997, the United States Institute of peace has drafted a report on "preventive diplomacy to prevent escalation of the South China Sea special reports", stressing the United States in its interest out there in the South China Sea. In 1998, at the ASEAN Regional Forum senior officials meeting, the

In 1997, the United States Institute of peace has drafted a report on "preventive diplomacy to prevent escalation of the South China Sea special reports", stressing the United States in its interest out there in the South China Sea. In 1998, at the ASEAN Regional Forum senior officials meeting, the