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-现代词典

单词	principal focus
释义	principal focus noun : the focus for a beam of incident rays parallel to the axis
随便看	beamily beaming lingua geral lingua gerals lingua- linguae linguae francae linguaeform lingual lingualer lingualest lingualis lingualler linguallest linguallier lingualliest lingually linguals lingualuminae lingualuminas linguaphone linguaphones linguas Linguata Linguatulida

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principal focus