corona

英 [kəˈrəʊnə]

美 [kəˈroʊnə]

n.  (尤指在日食或月食期间的)日冕，日华，月华

复数：coronas　

计算机

BNC.35293 / COCA.17199

牛津词典

noun

• （尤指在日食或月食期间的）日冕，日华，月华
  a ring of light seen around the sun or moon, especially during an eclipse

柯林斯词典

• 日冕;日华
  The sun'scoronais its outer atmosphere.

英英释义

noun

• a long cigar with blunt ends
• (anatomy) any structure that resembles a crown in shape
• the outermost region of the sun's atmosphere
  Synonym:aureole
• one or more circles of light seen around a luminous object
• an electrical discharge accompanied by ionization of surrounding atmosphere
  Synonym:corona dischargecorposantSt. Elmo's fireSaint Elmo's fireSaint Elmo's lightSaint Ulmo's fireSaint Ulmo's lightelectric glow
• (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower

双语例句

• Parameters such as voltage, times of corona discharge and regain have effect to the anti-felting property of wool.
  电晕放电可以提高羊毛织物的防毡缩性能，影响防缩处理的电晕工艺参数有电压、电晕遍数、回潮率等因素。
• The characteristics of the magnet enhancement corona discharges and their functions for charging particles are introduced.
  介绍磁增强电晕放电的特性及其对颗粒荷电的性能。
• Corona is one of key problems in the design and operation of transmission lines.
  电晕是输电线路设计和运行中需考虑的重要问题之一。
• Influence of Air Density and Humidity on the Corona Performance of Conductor
  空气密度和湿度对导线电晕特性的影响
• Test results show that the corona's onset and breakdown voltage both rise with increasing OD of the nozzle.
  结果表明：喷嘴外径增大，起晕电压和击穿电压升高。
• NO in the smoke can be oxidized to NO2 with the use of DC corona discharge, the air conditions are studied and the influences of flue gas condition and moisture on oxidant effect are simulated.
  采用直流电晕放电氧化的方法可将烟气中含有的NO氧化为较易脱除的NO2，研究了空气条件和模拟烟气条件，水分对NO氧化效果的影响。
• Influence of Air Pressure and Humidity on Positive DC Corona Streamer Pulse Characteristics
  气压和湿度对正直流电晕流注脉冲特性的影响
• In this paper firstly the corona pulse current is theoretically researched;
  首先对电晕脉冲电流进行了理论研究；
• Much of visible light reaching us from the solar corona also seems to be due to scattering by electrons.
  从日冕中射来的相当大一部分可见光看来也是由电子散射产生的。
• It was indicated that the corona discharge treatment was necessary in some applied field of polyester film.
  讨论了聚酯薄膜电晕处理及其应用的关系，指出在一些应用范围电晕处理的必要性。