For many products, Labour is a small and diminishing fraction of total costs. And long, complex supply chains turn out to be riskier than many firms realised.
对许多产品，劳动力占总成本很小并逐渐减少，而又长有复杂的供应链原来比许多公司意识到的更具风险。
2
Along with being very cost effective, Drupal allows you to develop complex sites in a fraction of the time it would take using other technologies.
Drupal的经济有效性非常好，与使用其他技术相比，只需花几分之一的时间就能够开发出复杂的站点。
3
Both a mathematics article and a novel are telling a story and developing complex ideas, but a math article does the job with a tiny fraction of the words and symbols of those used in a novel.