noun🔗Share母线,生成曲线。 A curve that, when rotated about an axis, produces a solid figure"In geometry class, we learned that circles are the generatrices that create spheres when rotated. "在几何课上,我们学到,圆是生成球体的母线,旋转一周就能得到球体。mathfigureChat with AIVocabulary GamePractice Reading