短語詞組短語underdevelopment counties 欠發(fā)達縣internal underdevelopment 建立在內(nèi)部不發(fā)展underdevelopment regions 經(jīng)濟非優(yōu)區(qū)Underdevelopment County 欠發(fā)達縣Rural Underdevelopment 農(nóng)村欠發(fā)達underdevelopment countries 欠發(fā)達國家BR underdevelopment 不發(fā)達total underdevelopment 不發(fā)達的economic underdevelopment 經(jīng)濟發(fā)展滯后 返回 underdevelopment