| 单词 | 光束 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔LIGHT〕We could see the beams of searchlights scanning the sky. 我们看到探照灯的光束扫射着天空。朗文写作活用〔MEASURE〕Surgeons use a laser with a beam measuring less than the width of a human hair. 外科医生使用一种激光器，其光束的宽度还不及人的头发。朗文写作活用〔TIME〕The sensor uses an infrared beam to ‘read’ a vehicle's exhaust emissions as it drives past. 感应器使用红外线光束对驶过车辆排出的废气进行“审读”。朗文写作活用〔aim〕The headlights of the car were aimed high.汽车的前灯光束偏高。英汉大词典〔angle〕The rays of light shone through the window at an angle.光束斜着射进窗户。韦氏高阶〔beam〕A ray or shaft of light.光柱，光束美国传统〔beam〕The rabbit stopped, mesmerized by the beam of the car's headlights.兔子被汽车前灯射出的光束迷住了眼，停了下来。剑桥高阶〔beam〕They focus a high-powered X-ray beam on the affected area.他们用高强度的 X 射线光束照射感染部位。牛津搭配〔burn〕The cancer cells are burnt out using a laser beam.用激光束烧死癌细胞。朗文当代〔chopper〕A device that interrupts an electric current or a beam of radiation.断路器或斩光器：截断电流或光束的一种装置美国传统〔convergent〕The rays become more convergent as they leave the lens.光束通过透镜后变得更加集中。剑桥高阶〔direction〕A scanner deflects the laser beam in horizontal and vertical directions.扫描仪在水平和垂直方向上使激光束转变方向。牛津搭配〔flashtube〕A gas discharge tube used in an electronic flash to produce a brief, intense flash of light.闪光管：一种用于在电子闪光时产生短暂而强烈的光束的气体释放管美国传统〔floodlight〕A unit that produces a beam of intense light; a flood.探照灯，泛光灯：产生强光束的装置；探照灯美国传统〔foci〕The beams of light moved across the sky and focused on the aircraft.光束穿过天空，射向飞机。21世纪英汉〔focus〕The beams of light focused on the aircraft.光束集中照射着飞机。英汉大词典〔gathering〕The lighthouse beam was quite distinct in the gathering dusk.灯塔的光束在渐浓的暮色中清晰可见。柯林斯高阶〔gun〕This new gun shoots a laser beam at the target.这支新枪会向目标物射出激光束。牛津搭配〔halo〕Trish's red hair haloed in the beams of the car's headlights.在车前灯光束的照射下特蕾西的红发周围形成了一圈光晕。外研社新世纪〔high beam〕The beam of a vehicle's headlight that provides long-range illumination.高光束：能提供最远距离照明的车前灯的聚焦光束美国传统〔laser〕Computer technology and laser beams can be used to control the weather.电脑技术和激光束可用来控制天气。麦克米伦高阶〔laser〕Researchers realised that a tunable laser beam might be useful in surgery.研究人员意识到，可调谐激光束也许可以用在外科手术中。柯林斯高阶〔laser〕Researchers realised that a tunable laser beam might be useful in surgery.研究者发现可调节的激光束也许可用于外科手术。外研社新世纪〔laser〕The dye is activated when a laser is shone into the affected eye.当激光束射入病眼时, 染料便被激活了。外研社新世纪〔light〕The beam lighted the ship into the harbour.光束指引船只进港。英汉大词典〔low beam〕The beam of a vehicle's headlight that provides short-range illumination.（汽车大灯）近光：汽车头灯的光束，它给近范围的地区照明美国传统〔optical computer〕A computer that uses holograms for compact data storage and laser beams for connections. Most optical computers use electronic components for computation.光学计算机：采用压缩数据存储的全息图和用于连接的激光束的计算机。大多数光学计算机用电子部件进行计算美国传统〔pencil〕Physics A beam of radiant energy in the form of a narrow cone or cylinder.【物理学】 光线锥：窄圆锥体或圆柱形的辐射性光束美国传统〔pierce〕A spotlight pierced the darkness.聚光灯的光束划破了黑暗。外研社新世纪〔pierce〕The darkness was pierced by the beam from the lighthouse.灯塔射出的光束穿透了黑暗。朗文当代〔probe〕A flashlight beam probed the underbrush only yards away from their hiding place.一束手电筒光束在离他们的藏身之地只有几码远的灌木丛里照来照去。外研社新世纪〔probe〕A flashlight beam probed the underbrush only yards away from their hiding place.一束手电筒的光束在离他们的藏身之地只有几码远的灌木丛里搜寻着。柯林斯高阶〔probe〕He probed the darkness ahead with his thin flashlight beam.他用手电的微弱光束探照前面的黑暗。英汉大词典〔projector〕A device for projecting a beam of light.探照灯：放射出光束的装置美国传统〔reflector〕The parabolic reflector of a searchlight gives a parallel beam.探照灯的抛物面反射镜发出平行光束。英汉大词典〔searchlight〕An apparatus containing a light source and a reflector for projecting a high-intensity beam of approximately parallel rays of light.探照灯：包括光源和用来投射近乎平行的高强度光束的反光镜的器具美国传统〔searchlight〕The beam of light so projected.探照灯光：以这种方式被投射的光束美国传统〔smart bomb〕A bomb that can be guided by radio waves or a laser beam to its target.制导炸弹：可由无线电波或激光束引导投向目标的炸弹美国传统〔stream〕A beam or ray of light.光线或光束美国传统〔sweep〕Electronics The steady motion of an electron beam across a cathode-ray tube.【电子学】 电子光束穿过阴极射线管的稳定运动美国传统〔up-conversion〕A laser beam can be used to up-convert infrared light to visible light.激光束可以用来使红外线向上变频成为可见光。21世纪英汉〔vaporize〕During surgery, doctors sometimes use a laser beam to vaporize tiny blood vessels.手术过程中，医生有时会使用激光束来汽化毛细血管。剑桥高阶〔vidicon〕A small television camera tube that forms a charge-density image on a photoconductive surface for subsequent electron-beam scanning.光导摄像管：在光电导表面形成电荷聚集图像的一种微小的电视摄像管，用于以后的电子光束扫描美国传统A single beam of light radiated from the lighthouse.一条光束从灯塔射出。剑桥国际Shortsightedness can be corrected by using a laser beam to vaporize microscopic layers of the eye's surface in order to reshape the eye.通过使用一种激光束将极微小的眼睛表层汽化，改造眼睛形状，近视可以得到矫正。剑桥国际The beams of light moved across the sky and focused on the plane. 光束在空中移动，集中对准飞机。译典通The company has developed a new way of sterilizing syringes using an electron beam.这家公司研究出一种用电子光束给注射器杀菌的新方法。剑桥国际The missiles home in on the laser beam.这种导弹用激光光束自动寻找目标。剑桥国际 |
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