1610s, back-formation from intersection, or else from Latin intersectus, past participle of intersecare "intersect, cut asunder," from inter- "between" (see inter-) + secare "to cut" (see section (n.)). Related: Intersected; intersecting.
intersect (n.)
1650s, from Latin intersectum (see intersect (v.)).
实用例句
1. The circles will intersect in two places.
这两个圆将在两处交叉。来自柯林斯例句
2. Their histories intersect.
他们的历史相互交叉。来自柯林斯例句
3. Any two diameters of a circle intersect each other.
