noun
international scale
Refers to the scope, size, or level of something being international, often used in contexts like events, cooperation, or problems.
この問題は国際規模で取り組む必要がある。
This problem needs to be tackled on an international scale.
国際規模の会議が来月開かれる。
An international-scale conference will be held next month.
国際的 is an adjective meaning 'international' in a general sense, while 国際規模 specifically emphasizes the scale or scope being international.
Compound of 国際 (international) and 規模 (scale, scope).