brown dwarf

brown dwarf

美 　英

• n.棕矮星（体积在大行星和小星体之间，产生热）
• 网络褐矮星；棕矮星天体；棕色矮星

英汉解释

n.	1. a star that is smaller than a planet and has a mass equivalent to less than one-tenth of the Sun's mass

例句

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。

They thought the star was probably of a type known as a brown dwarf and only had about . 05 the mass of Sirius B.

他们想该星或许是熟知的褐矮星的一个类型和质量只有天狼星B的0.

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。

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。

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。

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。

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

一个像皮一样坚韧的褐色侏儒揭露潜意识的入口守卫。

Mankind does not even have a term for the type of smoldering brown dwarf Planet X represents.

人类甚至对X星所呈现的闷燃棕矮星都没有一个术语。

To them, a brown dwarf must be as large or larger than Jupiter, gaseous, a failed sun.

对于他们来说，棕矮星至少不能小于木星，气态的，一个失败的恒星。

Researchers differ in some details, but the consensus is that this is probably a brown dwarf.

研究人员在一些细节上有所不同，但他们的共识是这可能是一颗褐矮星。

A third type of nonsunlike star that might host planets is the brown dwarf.

棕矮星是第三种可能拥有行星的非类太阳恒星。

if that happens before the embryo has had time to attain stellar mass , the result is a brown dwarf.

假如这发生在胚胎达到恒星质量之前，结果就是一颗棕矮星。

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。

Stellar Survivor: Brown Dwarf Outlasts Red Giant

比红巨星幸运的褐矮星