Elmer Roldan is executive director of Communities in Schools of Los Angeles, a nonprofit group that aims to keep children in school.
埃尔默·罗尔丹是洛杉矶学校社区的执行董事，这是一个旨在让孩子们留在学校的非营利性组织。
英语百科
Roldán, Santa Fe
（重定向自Roldan）
Roldán is a small city in the province of Santa Fe, Argentina, located within the metropolitan area of Greater Rosario. According to the 2001 census, it had a population of 11,470 inhabitants. Its area is 114km².
Roldán is about 23km (14mi) west of the center of the city of Rosario, within the San Lorenzo Department, beside the National Route 9 (near Funes) and the Rosario-Córdoba Highway.