[mass noun]difference in size, degree, circumstances, etc.; lack of equality (大小、程度、情况等的)不同;不平等 social inequality. 社会不平等。 [count noun]the widening inequalities in income. 收入方面越来越大的差异。 ■(archaic)lack of smoothness or regularity in a surface (古)(表面)不平滑;不规则 the inequality of the ground hindered their footing. 地面的高低不平妨碍了他们走路。 ■(Mathematics)the relation between two expressions that are not equal, employing a sign such as ≠ ‘not equal to’, > ‘greater than’, or < ‘less than’ (数)(公式间的)不等 ■[count noun](Mathematics)a symbolic expression of the fact that two quantities are not equal (数)不等式
语源
late Middle English: from Old French inequalite, or from Latin inaequalitas, from in- 'not' + aequalis (see equal)