电视时间具有经济学家所谓的稀缺价值。
稀缺的和有可用的替代资源同样会存在经济问题。
Absent of scarcity and alternative USES of available resources there is no economic problem.
经济学关心的中心问题是以稀缺的概念表示出来的。
The central concern of economics is expressed in the concept of scarcity.
这些国家和地区均属自然资源稀缺、经济基础较弱。
These countries and regions are scarce in natural resources and have weak economic basis.
这些国家和地区均属自然资源稀缺、经济基础较弱。
These countries and regions are scarce in natural resources and have weak economic basis.
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