英语词汇“principal focus”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	principal focus
释义	principal focus Optics. See focal point (def. 1). [1825-35]
随便看	nonexpediential nonexpeditious nonexpendable nonexperienced nonexperiential nonexperimental nonexpert nonexpiable nonexpiation nonexpiatory nonexpiration nonexpiring nonexpiry nonexplainable nonexplanative nonexplanatory nonexplicable nonexplicative nonexploitable nonexploitation nonexploitative nonexploitive nonexplorative nonexploratory nonexplosibility

英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。