Oneanswertothequestionoflandshortagewassuggestedbyanorg...
问题详情：Oneanswertothequestionoflandshortagewassuggestedbyanorganizationsomeyearsago.Acitywastobebuiltatsea,housing30,000people.Thesuggestionwastoshapethecitylikeaharbor.Theouterwalloftheharborwouldst...