first world

柯林斯詞典

1. N-PROPER The most prosperous and industrialized parts of the world are sometimes referred to as the First World. Compare . 第一世界; 指最繁榮的工業(yè)國(guó)家和地區(qū)[商業(yè)] ['the' N, N n]
Although South Africa has many of the attributes of the First World – some good infrastructure, millions of rich people – it is still not part of that world. 盡琯南非具有第一世界的很多特征-良好的基礎(chǔ)設(shè)施，成千上萬(wàn)的富翁-但它還竝不屬於那個(gè)世界。
...wealthy First World countries. ...富庶的第一世界國(guó)家。