Specialized agencies may or may not have been originally created by the United Nations, but they are incorporated into the United Nations System by the United Nations Economic and Social Council acting under Articles 57 and 63 of the United Nations Charter.
专门机构最初可能不是由联合国创建，但由联合国经济及社会理事会根据“联合国宪章”第五十七条和第六十三条的规定纳入联合国系统。