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.