英语词汇“Had never been attained before”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	Had never been attained before
释义	Had never been attained before. 尤其是如果这个顶峰以前没有人达到过。
随便看	power carrier telephone power carrier wave power carrier wave communication Power carries great responsibilty Power carries responsibility with it power-carrying power carrying capacity power carrying-capacity power-carrying capacity power carrying capacity of transmission line power cart power cart duster power-cart duster power case power casing tongs Powercast power castdown powercat Power cavity PowerCD powercds power cell power center power centers power centralization