brown dwarf

褐矮星
常用释义
棕矮星:一种天体物体,比普通恒星要小得多,并且质量不足以维持核聚变,但温度足够高以至于能够辐射能量,尤其是红外波长的能量。

例句

1·Astronomers have named the brown dwarf "WD 0806-661 b".

天文学家将这颗“褐矮星”命名为“WD 0806 - 661 B”号。

2·Brown dwarf star is a class of stellar objects as a mass of about 5-90 Jupiter.

棕矮星是类恒星天体的一种,质量约为5至90个木星之间。

3·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。

4·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。

5·Scientists have not ruled out that the COROT-exo-3b may be a brown dwarf, or failed star.

科学家们还没有排除COROT - exo - 3b是褐矮星还是不成功恒星的可能性。

6·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。

7·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。

8·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。

9·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。

10·It took so long to find because it's an extremely dim and cool kind of failed star called a brown dwarf.

因为它亮度很低,是“不成功”的恒星——褐矮星中温度很低的一种,天文学家花了很长时间才找到它。