例句與造句

1. For a less trivial example of the point made by Example 2, consider a Venn diagram formed by " n " closed curves partitioning the diagram into 2 " n " regions, and let " X " be the ( infinite ) set of all points in the plane not on any curve but somewhere within the diagram.
2. It's difficult to find curve partitioning in a sentence. 用curve partitioning造句挺難的