音标发音英式音标 [ˌtwen.tiˌtwen.ti ˈvɪʒ.ən]美式音标 [ˌtwen.t̬iˌtwen.t̬i ˈvɪʒ.ən]英式发音 美式发音 基本解释正常裸眼视力。同根派生 20/20 vision相关词英汉例句noun [ S ]You're so lucky to have 20/20 vision, Dom. 多姆,你真幸运,视力完全正常。20/20 vision更多例句英英字典剑桥英英字典 the ability to see perfectly, without needing to wear glasses or contact lenses20/20 vision剑桥字典20/20 vision柯林斯字典