That's why developing countries with even the most modest economies all want to engage in R & D and improve their strength in science and technology--to keep up with the advanced countries and avoid falling into the vicious cycle of increasing polarization.
於是稍具經濟力的開發中國家，無不想投入研發，改善科技體質，好跟上先進國家的「門檻」，免得落入兩極化中的後段國家。