beams

英 [biːmz]

美 [biːmz]

n.  光线; (电波的)波束; (粒子的)束; (建筑物的)梁; (体操运动的)平衡木
v.  笑容满面; 眉开眼笑; 发射(电波); 播送; 照射; 射出光(或热)
beam的第三人称单数和复数

柯林斯词典

• VERB 眉开眼笑；笑容满面
  If you say that someoneis beaming, you mean that they have a big smile on their face because they are happy, pleased, or proud about something.
  1. Frances beamed at her friend with undisguised admiration...
     弗朗西丝开心地对自己的朋友笑着，毫不掩饰她的羡慕之情。
  2. 'Welcome back,' she beamed.
     “欢迎回来，”她满面笑容地说。
  3. ...the beaming face of a 41-year-old man on the brink of achieving his dreams.
     即将实现自己梦想的41岁男人的笑脸
• N-COUNT （能量、放射线或粒子的）束，柱
  Abeamis a line of energy, radiation, or particles sent in a particular direction.
  1. ...high-energy laser beams.
     高能激光束
  2. ...a beam of neutrons.
     一束中子
• V-ERG （通过电子设备）发送，发射
  If somethingbeamsradio signals or television pictures or theyare beamedsomewhere, they are sent there by means of electronic equipment.
  1. The interview was beamed live across America...
     这次访谈向全美国现场直播。
  2. The live satellite broadcast was beamed into homes across America.
     此次卫星直播被发送到美国的千家万户。
  3. ...a ship which is due to begin beaming radio broadcasts to South East Asia.
     预定将对东南亚进行无线电广播的船只
• （光）束；（光）线
  Abeam oflight is a line of light that shines from an object such as a lamp.
• VERB 照耀；照射
  If something such as the sun or a lampbeamsdown, it sends light to a place and shines on it.
  1. A sharp white spotlight beamed down on a small stage...
     聚光灯的强烈白光照在小舞台上。
  2. All you see of the outside world is the sunlight beaming through the cracks in the roof.
     而外面的世界，你所能看见的就只是透过房顶缝隙射进来的阳光。
• N-COUNT 梁；横梁
  Abeamis a long thick bar of wood, metal, or concrete, especially one used to support the roof of a building.
  1. The ceilings are supported by oak beams.
     房顶用橡木横梁支撑。
• （体操中的）平衡木
  In gymnastics,the beamis a piece of equipment that consists of a narrow wooden bar on which gymnasts balance and perform movements.
• See also:off-beam

双语例句

• Magnetic coils focus the electron beams into fine spots.
  磁线圈把电子束聚焦成微小的点。
• The builders had cut holes into the soft stone to support the ends of the beams.
  建筑工人在软石上挖了洞以支撑梁端。
• In this paper, 20 simply-supported reinforced concrete beams with rectangular openings were tested under concentrated load.
  文中进行了20个腹部开设矩形孔的钢筋混凝土简支梁试件在集中荷载下的试验。
• Eigenfrequencies of beams considering the effects of shear distortion and rotary inertia;
  文中考虑了剪切变形和转动惯量的影响。
• Beams support the roof of a house.
  横梁是用来支撑屋顶的。
• This paper introduces the prestressed concrete frame beams of the design process and related structural measures.
  介绍了预应力混凝土框架梁的设计过程及相关构造措施。
• The nonlinear analysis of pre-stressed concrete beams has been made by using layered finite element method in this paper.
  采用分层法对预应力混凝土梁进行了非线性有限元分析。
• Under astigmatism even narrow parallel light beams will not combine into one point.
  有像散存在时甚至很窄的平行光束都不能会聚在一点。
• Two wooden beams had come loose from the ceiling
  房顶上有两根木梁已经松动。
• The roof sagged at one corner, where the ceiling beams had snapped with rot
  房顶的一角塌了下来，那里的天花板横梁已经腐烂断裂了。