line

• Parallel lines indicates a break in continuity .
  平行线表示连续的中断。
• This is in the line of military duty .
  这属于执行军事任务的范畴。
• A family of parallel lines cut the conic .
  有一组平行线与圆锥曲线相交。
• The second line was far more ambitious .
  第二条防线是更加伟大的。
• No hard and fast line can be drawn between the two .
  二者不能截然分开。
• Don't go in a straight line anywhere .
  不要大模大样走到任何地方。
• Society is not divided along religious lines .
  社会并不按宗教系统划分。
• It was easier to see the slant of the fish line .
  钓丝的斜度也比较明显。
• Three characters are missing in this line .
  这一行里脱了三个字。
• Each of those lines has its own story .
  每条这样的线都含有它自己的信息。