東とう欧おう諸しょ国こく

noun

Eastern European countries

Refers collectively to the countries of Eastern Europe. Often used in geopolitical, historical, or travel contexts.

• 東とう欧おう諸しょ国こくの中なかでも、ポーランドは特とくに経けい済ざい成せい長ちょうが著いちじる