该专家在外交政策杂志上说“The Washington Declaration signed by U.S. President Joe Biden and South Korean President Yoon Suk-yeol yesterday should be a ringing reminder of one of the greatest achievements of U.S. national security strategy”, 也就是美韩的华盛顿宣言说美国外交安全策略的重大成就。你要不要赞扬这位专家?