线

• He is trying to wind a hank of wool into balls .
  他正在努力把一卷毛线缠成线球。
• The recruit was all eagerness to go to the front .
  新入伍的战士迫切盼望上前线。
• Let oc be the bisector of angle aob .
  OC为AOB的角平分线。
• Solid arrows indicate program flow .
  实矢线指明程序流程。
• If the ball crosses the line it is out .
  球越线即为出界。
• White marks painted on the trees show the route .
  涂在树上的白色符号显示出路线。
• One line cuts another at right angels .
  两线相交成直角。
• Submarine contours can be more complete and reliable .
  这样水下等高线更完整可靠。
• Place your right toe in line with your left heel .
  把右脚趾与左脚跟排在一直线上。
• There was only homemade thread for stitching up wounds .
  缝伤口用的线只有国产的。