英语词汇secondary principal focal distance的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	secondary principal focal distance
释义	secondary principal focal distance 英?[?sek?nd?ri ?prins?p?l ?f??k?l ?dist?ns] 美?[?s?k?n?d?ri ?pr?ns?p?l ?fok?l ?d?st?ns] 释义 [医]第二主焦距，次焦距
随便看	nilgaus nilges nilghai nilgiri Nilgiri Hills nilgirihills nilgiri hillss Nilgirine nilgiris Nilgiris Dist. nil group nil growth economy nilgrowth economy Nilgysy Nilhistin Nili nilic acid nil-ideal nil ideal niligongite nilima nil intererence nil interference n. iliohypogastrici n. iliohypogastricus

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