例文
- もっと例文: 1 2 3 4 5
- These classes are called " parallel classes " of lines.
- The Moulton plane has parallel classes of lines and is an affine plane.
- It had two parallel classes in each grade.
- The First Gymnasium of Ljubljana began conducting parallel classes in German the following year.
- The lines in any parallel class form a partition the points of the affine plane.