名词短语
中文翻译：分层发展
同义词：
['stratified growth', "layered development例句：1. The city's infrastructure is undergoing a stratified development phase.（城市的基础设施正在经历一个分层发展阶段。）"]
例句：
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1. The city's infrastructure is undergoing a stratified development phase.
城市的基础设施正在经历一个分层发展阶段。
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2.The research on the stratified development of the economy has been ongoing for decades.
对经济分层发展的研究已经持续了几十年。
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3.The government has proposed a plan to promote stratified development in the rural areas.
政府提出了一个计划，以促进农村地区的分层发展。