medium-income英'miːdiəm'ɪŋkʌm美'miːdiəm'ɪŋkʌmCOCA²⁵⁴³³⁷⁺⁶BNC²³⁶²¹³⁺¹ 基本例句 中等收入¹⁰⁰ Important and populous low-medium-income countries are not yet willing to undertaken legal commitments about their energy uses. 重要的和大多数的中低收入国家现在还不愿意采取法律上的有关能源使用的承诺。 blog.sina.com.cn