英语释义

1. a celestial object that is much smaller than a normal star and has insufficient mass to sustain nuclear fusion but that is hot enough to radiate energy especially at infrared wavelengths

片语

dwarf brown layer矮小型褐壳蛋鸡

brown dwarf desert褐矮星沙漠

proto-brown dwarf原褐矮星

brown dwarf star棕矮星

sub-brown dwarfA size comparison between our [[Sun, a young sub-brown dwarf, and Jupiter. As the sub-brown dwarf ages, it will gradually cool and shrink.

brown dwarfbrown dwarf star棕矮星

英汉例句

• even the brown dwarf corot-3b (22 mj) is estimated to be about the volume of jupiter.

  甚至褐矮星corot-3b（22倍木星质量）的估计体积也与木星相差无几。

• nicknamed 「nemesis」 or 「the death star,」 this undetected object could be a red or brown dwarf star, or an even darker presence several times the mass of jupiter.

  绰号「复仇者」或者「死亡之星」的未被发现的天体可能是一颗红矮星或者褐矮星，甚至是更暗的物质，质量几倍于木星。

• detailed inspection of images like the above image has revealed hundreds of low-mass brown dwarf stars lurking in the nebula「s gas.

  对诸如上述图片的更详细研究表明，在星云中还隐藏着数以百计的低质量褐矮星。

• macintosh」s team used ground-based telescopes to spot three other planets orbiting a different star. that makes it less likely they are a pack of brown dwarf stars.

  迈森多士的小组使用地面望远镜来準确定位围绕另一颗恒星运转的其它行星。这使得这些行星为褐矮星的可能性很小。

• the orbit of the brown dwarf is huge, about 2, 500 times the distance between earth and the sun.

  这颗褐矮星的运行轨道相当庞大，大约是地球到太阳距离的2500倍。

• this diagram shows a brown dwarf in relation to earth, jupiter, a low-mass star and the sun.

  这张是褐矮星相对地球、木星、低质量恒星和太阳的对比图。

• don yeomans, nasa senior research scientist q: is there a planet or brown dwarf called nibiru or planet x or eris that is approaching the earth and threatening our planet with widespread destruction?

  问：有一颗行星，或者是一颗叫nibiru的棕色矮星，或行星x或eris正在逼近地球并且会对地球造成巨大的毁坏吗？

• a leathery brown dwarf would show up guarding the entrance to the unconscious.

  一个貌似皮革的深肤色小矮人会出现，监护这一潜意识之旅。

• the star is a brown dwarf - and formed, like other stars, out of a cloud of dust and gas.

  这颗恒星是褐矮星――像其他恒星一样，外部由尘埃和气体云构成。

• a brown dwarf found hiding 75 light-years from earth is the coldest and dimmest ever discovered, a new study reports.

  距最近一项研究发现，在距地球75光年的地方，隐藏着一颗棕矮星，它是迄今为止所发现的最冷最暗的星。

• astronomers have named the brown dwarf 「wd 0806-661 b」.

  天文学家将这颗「褐矮星」命名为「wd0806-661b」号。

• cataloged as wise 1828+2650, it lies within 40 light-years of the sun and is currently the coldest brown dwarf known.

  这个星体被命名为wise1828+2650，位于距离我们太阳40光年的距离内，并且是迄今已知的最冷的褐矮星。

• it could be a comet, rogue planet, or as this book maintains, a dying brown dwarf companion to sol.

  它可能是一颗彗星，流氓星球，或作为保持本书，一个垂死褐矮星的配套溶胶。