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

  1. VERB 眉开眼笑；笑容满面
    If you say that someone is 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
  2. N-COUNT （能量、放射线或粒子的）束，柱
    A beam is 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
  3. V-ERG （通过电子设备）发送，发射
    If something beams radio signals or television pictures or they are beamed somewhere, 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
  4. （光）束；（光）线
    A beam of light is a line of light that shines from an object such as a lamp.
    1. VERB 照耀；照射
      If something such as the sun or a lamp beams down, 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。
    2. N-COUNT 梁；横梁
      A beam is 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。
    3. （体操中的）平衡木
      In gymnastics, the beam is a piece of equipment that consists of a narrow wooden bar on which gymnasts balance and perform movements.
      1. See also: off-beam
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      双语例句

      1. The ceilings are supported by oak beams.
        房顶用橡木横梁支撑。
      2. He bumped his head on the low beams of the house.
        他的头撞到了低矮的房梁上。
      3. All the light bars were turned on which filled the room with these rotating beams of light
        所有灯条都打开了，满屋都是旋转的光柱。
      4. Magnetic coils focus the electron beams into fine spots.
        磁线圈把电子束聚焦成微小的点。
      5. 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。
      6. Two wooden beams had come loose from the ceiling
        房顶上有两根木梁已经松动。
      7. Eventually, they had to reinforce the walls with exterior beams.
        最终，他们不得不通过增加外梁来对墙体进行加固。
      8. Investigations had revealed extensive rot in the beams under the ground floor
        调查发现一层地下的横梁大面积腐烂。
      9. 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。
      10. Out of beams and cracks came troops of beetles, ants and spiders.
        从横梁上和裂缝里爬出来了一群群甲虫、蚂蚁和蜘蛛。
      11. The searchlights projected powerful beams of light.
        探照灯射出一道道强光。
      12. In front were five rooms with painted beams and carved pillars.
        正面五间上房，皆是画梁雕栋。
      13. 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。
      14. Beams of light came through the cracks in the wall.
        束束光线透过墙上的裂缝照进屋里。
      15. Her face beams with satisfaction.
        她脸上浮漾着欣慰的微笑。
      16. Beams support the roof of a house.
        横梁是用来支撑屋顶的。
      17. Bending of concrete filled steel tubular ( CFST) dumbbell-shaped beams is studied experimentally.
        进行了钢管混凝土哑铃型梁的试验与分析。
      18. Typical framed structures are beams, grids, plane and space frames or trusses.
        典型构架结构为梁、格栅、平面的和空间的框架或桁架。
      19. 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。
      20. As a matter of fact, I just now did not look at your piers and beams at all.
        其实我刚才根本就没看你们的桥墩和桥梁，我是在查看这里的河水走向和地理地貌。
      21. 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。
      22. 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。
      23. This paper has investigated the propagation of relativistic electron beams ( REB) in magnetized plasmas.
        本文研究了相对论电子束在磁化等离子体中的传输。
      24. Two formulae can be used to calculate the shear capacity of steel reinforced concrete beams.
        主要研究配箍率和型钢腹板高度对型钢混凝土扁梁抗剪承载能力的影响。
      25. 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。
      26. Beams and walls are identically considered as beam segments to simplify the definition and recognition of slabs.
        通过将梁和墙统一表示成梁段这一辅助数据结构而简化板构件的定义和识别；
      27. The experiments on stud shear connectors of steel-concrete composite beams and steel-steel fibre concrete composite beams were conducted.
        对钢与普通混凝土组合梁的栓钉连接件和钢与钢纤维混凝土组合梁的栓钉连接件进行推出试验。
      28. Cover is generally inclined beams, the hinged roof beams and between the base.
        掩护梁一般是倾斜的，铰接在顶梁和底座之间。
      29. Therefore, the research on the performance of such high strength reinforced concrete beams is meaningful.
        因此，研究高强钢筋混凝土结构的工作性能具有重要的理论和工程实际意义。
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