higher much高得多higheradj.更高的；高等的higher agricultural education and training高等农业职业教育higher medical education of undergraduates医学本科教育higher order nonlinear difference equations高阶非线性差分方程组higher vocational talents' training patternhigher vocational universities and colleges高职院校higher professional and collegial education高职高专教育higher technical and professional education高职高专教育higher education institutions students work高校学生工作higher-order statistics nonparametrically高阶非参数统计higher order universal d'Alembert principle