flag-waving

1. N-UNCOUNT You can use flag-waving to refer to the expression of feelings for a country in a loud or exaggerated way, especially when you disapprove of this. 強烈的民族情緒[表不滿]

The real costs of the war have been ignored in the flag-waving of recent months. 戰爭的真正代價在近幾個月裡所表現出的強烈民族情緒中被忽略了。