beam

• The beam will deflect into a circular arc .
  该梁将弯成一个圆弧。
• I nearly brained myself on that low beam .
  那低矮的横梁险些把我的头撞碎。
• The beams of the searchlights fingered the sky .
  一道道探照灯光刺破天空。
• Laser beams are also used in surgery .
  激光束还可用于外科手术。
• How does a laser beam vaporize steel ?
  激光束是怎样使钢气化的？
• Let the beam be divided into fine equal intervals .
  将梁分成五个相等间隔。
• The searchlights projected powerful beams of light .
  探照灯射出一道道强光。
• The beam of the searchlight pierced the darkness .
  探照灯的光柱射入黑暗中。
• While the beams were being detached, a heavy wind arose .
  拆梁时，起了强风。
• The beam bends to a circular profile of radius r .
  梁弯曲成半径为R的园形形状。