名詞 internationalism:

1. the doctrine that nations should cooperate because their common interests are more important than their differences
2. quality of being international in scope
   同義詞：internationality

1. Our friend ship is built on proletarian, internationalism.
   我們的友誼是建立在無(wú)產(chǎn)階級(jí)國(guó)際主義之上的。

in.ter.na.tion.al.ism

n.（名詞）
The condition or quality of being international in character, principles, concern, or attitude.
國(guó)際性：在性格、原則、關(guān)心、或態(tài)度方面具備國(guó)際的條件或性質(zhì)的
A policy or practice of cooperation among nations, especially in politics and economic matters.
國(guó)際友好合作方針：多國(guó)之間，特別是有關(guān)政治和經(jīng)濟(jì)事務(wù)合作的政策或慣例

【引伸】
in.terna.tionalist
n.（名詞）