英语词汇directrix怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	directrix
释义	directrix/diˈrektriks, dai-/n. (pl. directrices /-trisi:z/) Geom. a fixed line used in describing a curve or surface 【几】准线 [medieval Latin from Late Latin director: see DIRECTOR, -TRIX]
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