英语释义

• an electrical discharge accompanied by ionization of surrounding atmosphere

• (botany) the trumpet shaped or cup shaped outgrowth of the corolla of a daffodil or narcissus flower

• one or more circles of light seen around a luminous object

• a long cigar with blunt ends

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

• (anatomy) any structure that resembles a crown in shape

片语

Petit Corona小皇冠

corona voltmeter[电] 电晕伏特计；电晕电压表

corona treatment电晕处理；电晕放电处理

corona counter电晕计数管

solar corona[天] 日冕

corona effect电晕效应

corona guard电晕防护器

Corona Chair蜈蚣椅

corona resistance电晕电阻，电晕阻力

corona current电晕电流

corona discharge[物] 电晕放电

corona virus[病毒] 冠状病毒

英汉例句

• at each solar maximum, the corona sloughs off the magnetic fingerprint of the previous cycle by pushing it to the poles.

  在每次太阳极大期，日冕通过把气体推向两极而使前一活动周期的磁性特征消退掉。

• sometimes these are powerful enough to eject vast blobs of corona gas into space at millions of miles per hour.

  太阳爆发的能量有时非常强大，可以将大量的日冕气体以每小时百万英里的速度抛进太空。

• the corona will be the most dramatic alteration in the profile of the building in a century.

  日冕将成为一个世纪以来这座形象建筑最引人注目的改变。

• total solar eclipses are of special interest to astronomers because it is the only time the sun「s corona can be seen from the earth」s surface.

  天文学家们对日全食特别感兴趣，因为它是可以从地球表面看到的太阳日冕唯一的一次机会。

• as spicules measuring in the tens of thousands of degrees kelvins rise from the chromosphere, the researchers noticed, patches of the corona above flare up at one million to two million degrees.

  研究人员注意到，从色球层产生的日珥能达到上万度，日冕上的某些部分甚至能达到一百万至两百万度。

• nasa’s goals are to figure out why the sun’s corona is several hundred times hotter than the surface and why it produces an accelerating solar wind.

  nasa的目标是能够清楚描述出为什么日冕的温度要高于太阳表面温度上百倍，为什么其会产生加速太阳风。

• as well as being very hot, the ionised gas of the corona (called plasma) has a superthin consistency. it is less than a billionth of the density of the hydrogen that makes up the main ball of the sun.

  日冕的电离气体（又叫等离子体）不仅非常炙热，而且异常稀薄，其密度还不到组成太阳主体的氢气密度的十亿分之一。

• they are gaps in the sun「s magnetic field which make a hole through the star」s super-hot outer atmosphere -- the corona -- allowing gas to escape, according to a nasa description.

  根据美国国家航空航天局的描述，他们是太阳磁场的缺口，太阳磁场制造了一个穿透这颗恒星外层大气的空洞—日冕，允许气体逃脱。

• changes we see in the corona reflect changes deep inside the sun.

  日冕的变化反映的是太阳内部的变化。

• unfortunately, it「s impossible to say - though some scientists predict another corona eruption in the summer of 2012, when the sun is predicted to enter a new 」manic「 phase of turbulence.

  没人知道準确答案。一些科学家预测下一次的日冕爆发将发生在2012年的夏季，届时太阳将会进入新一轮的「躁动期」。

• extreme events – including massive ejections of material from the sun」s corona – have been known to disrupt power lines and trigger widespread blackouts on earth.

  人们知道，极端情况——包括太阳日冕的大量物质喷发——会破坏地球的供电线路，从而引发大面积停电。

• matter from the corona is blown off as the solar wind.

  从日冕喷出的物质称为太阳风。

• after that is the transition region a few hundred to a few thousand miles or kilometers thick, which is heated by the corona above it and sheds most of its light as ultraviolet rays.

  在这之外是厚度为几百到几千公里的过渡区，它由在其上的日冕加热，并发射大部分光和紫外线。

相似词

halo成晕轮

circle盘旋，旋转；环行