first World
最富裕和发达的国家
书面·口语·指发达国家
英文释义
referring to countries or regions that are highly developed and economically advanced
例句
Many people from the first World enjoy high standards of living and advanced technology.
典故来源
冷战时期将资本主义发达国家归为第一世界，后泛指经济高度发达的国家和地区。