目的是为了调查研究经济型酒店的发展的翻译：Purpose is to study development of hotels 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Purpose is to research the development of budget hotels

Purpose is to study development of hotels

The goal is for the investigation and study economy hotel development

purpose is to study the development economic hotel

Purpose is to study development of hotels