Read Edit View history 准线 zhǔnxiàn directrix Origin Definitions Defs Strokes Stroke Words Sentences Sents 准线 (準線) zhǔnxiàn directrix the fixed line used in the definition of a conic section such as a parabola guide line noun a reference line used for alignment or as a guide in construction or measurement Frequency Movie subtitles 0.030 per million appears in 0% of films Written text 0.072 per million Sources Definitions CC-CEDICT Frequency data SUBTLEX-CHBCC Corpus (BLCU)
准线 (準線) zhǔnxiàn directrix the fixed line used in the definition of a conic section such as a parabola guide line noun a reference line used for alignment or as a guide in construction or measurement Frequency Movie subtitles 0.030 per million appears in 0% of films Written text 0.072 per million Sources Definitions CC-CEDICT Frequency data SUBTLEX-CHBCC Corpus (BLCU)