经济不发达的英文：
economics of underdevelopment

an economical shopper;
精打细算的购物者;

economic planning
制订经济计划

Economics is the base and politics is the concentrated expression of economics
经济是基础，政治则是经济的集中表现。

economics of different sectors and economics ofspecialized fields
部门经济学和专业经济学

The elites are by their nature a factor contributing to underdevelopment.
这些上层人物天生是助长欠发达的因素。

An underdeveloped nation that was a pawn in international politics.
在国际政治中被人利用的不发达国家

a form of infantilism characterized by physical underdevelopment but normal intelligence.
智力正常但身体没有发育的一种状态。

Lumbering is very important in some underdeveloped countries.
在一些不发达的国家,伐木业十分重要。

Many underdeveloped countries own their natural resources.
许多不发达国家都拥有自然资源。