coronas
[kəˈrəʊnəz]

n.

日冕，日华( corona的名词复数 )；

英英释义

corona

• n.
  • the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse

    同义词：aureole

  • (botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower
  • an electrical discharge accompanied by ionization of surrounding atmosphere

    同义词：corona dischargecorposantSt. Elmo's fireSaint Elmo's fireSaint Elmo's lightSaint Ulmo's fireSaint Ulmo's lightelectric glow

  • one or more circles of light seen around a luminous object
  • (anatomy) any structure that resembles a crown in shape
  • a long cigar with blunt ends

词组短语

corona discharge电晕放电

corona treatment电晕处理；电晕放电处理

solar corona[天文]日冕

双语例句

用作名词(n.)

1. The corona gains and loses energy continuously.
   日冕总是不断地获得能量和损失能量。
2. Most photographs don't adequately portray the magnificence of the Sun's corona.
   绝大部份的照片,无法把太阳壮丽的日冕忠实地呈现出来。
3. Looking at small details we find that the corona has a delicate structure.
   仔细研究细节后，我们发现日冕有精细结构。
4. The discharge state of pulse corona in dedusting differs from of that DC corona.
   脉冲电电晕除尘的放电状态不同于传统的直流电除尘。
5. Her hair is a burning corona, her eyes are white-hot flakes.
   她的头发如燃烧的皇冠,她的眼睛如炽热的火焰。

权威例句

Electrical Coronas: Their Basic Physical Mechanisms
Dynamic evidence on massive coronas of galaxies
Nanobiotechnology: nanoparticle coronas take shape
Biomolecular coronas provide the biological identity of nanosized materials
Dynamical Properties of Stellar Coronas and Stellar Winds. I. Integration of the Momentum Equation.
Two-stage collapse of unimolecular micelles with double thermoresponsive coronas
Fabrication of Hybrid Nanoparticles with Thermoresponsive Coronas via a Self-Assembling Approach
Simple approximate treatment of unipolar space‐charge‐dominated coronas: The Warburg law and the saturation current
Replacement of primary monazite by apatite-allanite-epidote coronas in an amphibolite facies granite gneiss from the Eastern Alps
Systematic study of the electrical characteristics of the ``Trichel'' current pulses from negative needle‐to‐plane coronas