Because they don't have the kind of basic resources we take for granted, like capital and energy, and basic services like healthcare and education are also scarce in those regions.
因为他们没有那种我们唾手可得， 早就习以为常的基础资源， 如资金、能源， 而且，那些区域的医疗、教育等的 基础设施都很匮乏。