| 1. | He proved the existence of parallel lines .
他证明了平行线的存在性。 |
| 2. | The accuracy of the parallel increased .
这种比拟变得愈来愈确切了。 |
| 3. | Lines of equal latitude are called parallels .
相等纬度的连线叫纬圈。 |
| 4. | It is inappropriate to draw such a parallel .
这种比拟是不恰当的。 |
| 5. | It has some parallels to our own day .
它同我们今天的现实颇有雷同之处。 |
| 6. | Parallel lines indicates a break in continuity .
平行线表示连续的中断。 |
| 7. | A family of parallel lines cut the conic .
有一组平行线与圆锥曲线相交。 |
| 8. | Sometimes resistances are installed in parallel .
但有时阻力为并联布置。 |
| 9. | I see parallels between the two cases .
我看这两种情况有相似处。 |
| 10. | His prudence is parallel to his zeal .
他固然谨慎，也同样热心。 |
