institutionsn.体系名词institution的复数.institutions of vocational education高职院校institutions for scientific research科研机构institutions of educational research教育研究机构institutions of external communication外宣机构institutions of higher education research高教研究机构institutions of higher vocational colleges高职院校institutions of higher learning management高校管理institutions of higher vocational education高职院校institutions of the inter-American system美洲体系内的机构组织institutions of exchanging green certificates绿色证书交易制度