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.
尽管南非具有第一世界的很多特征-良好的基础设施，成千上万的富翁-但它还并不属于那个世界。
《柯林斯英汉双解大词典》
2
Simple improvements to infrastructure can reduce the spread of disease.
对基础设施的简单改进可以减少疾病的传播。
3
The key to seamlessness rests in infrastructure and information sharing.