middle-income的用法和樣例：
例句
用作形容詞 (adj.)
- Statistics collated by police reveal drunk drivers are most often men with college education and mid-level income, the Guangzhou Daily reports.
據廣州日報報道，警方統計數據顯示，大多數酒後駕車的司機為具有大學學歷和中等收入的男性。 - The British will have the chance in the next few months to try out an emerging technology that could put mobile phones within the reach of even modest income.
在未來幾個月里，英國人有可能研製出一種新的技術，這種技術一旦投入使用，即便是中等收入的家庭也能用得起手機。
