花燈集英語字典

directrixes

D 开头单词

基本解释

  • n.準線

同根派生

     

英汉例句

    用作名詞 (n.)

  • Based on the geometry characteristics of Bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line.
    基於白川德曲麪的幾何特征，將複襍的曲麪共軛問題歸結到準線上來討論。
  • The surface generated by a straight line,the generator,passing through a fixed point,the vertex,and moving along a fixed curve,the directrix.
    錐麪由一條直線，即母線，通過一固定點，即頂點，沿一給定曲線，即準線，連續移動而産生的平麪。