ecotown
noun [ C ] UK uk/ˈiː.kəʊˌtaʊn/ us/ˈiː.koʊˌtaʊn/
绿意城镇，生态城镇
a new town that is planned to cause little or no damage to the environment
There are plans to create a new 15,000-home ecotown on the site. 有计划在原址上建立一个可容纳15000户的新型生态城。