According to 1990 statistics,the 20 percent of urban dwellers with the highest spendable incomes earn only 2.5 times as much as the 20 percent with the lowest incomes.是什么意思_According to 1990 statistics,the 20 percent of urban dwellers with the highest spendable incomes earn only 2.5 times as much as the 20 percent with the lowest incomes.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句