[mass noun]the state of being equal, especially in status, rights, and opportunities 相同;(尤指地位、权利的)平等,(机会)均等 an organization aiming to promote racial equality. 一个致力于促进种族平等的组织。 ■(Mathematics)the condition of being equal in number or amount (数)(数量的)相等 ■[count noun](Mathematics)a symbolic expression of the fact that two quantities are equal; an equation (数)等式
语源
late Middle English: via Old French from Latin aequalitas, from aequalis (see equal)