quasars
美 [ˈkweɪˌzɑr] 
英 [ˈkweɪzɑː(r)]
- n.【天】类星体；类星射电源
- 网络类星电波源；类星球体；似星体
词形变化
复数：quasars
英汉解释
英英解释
例句
The research is expected to help nail down estimates of even bigger black holes associated with ancient distant galaxies known as quasars.
这项研究有助于人们对于更大体积的黑洞进行估计，而这种黑洞可能与名为类星体的古老星系有关。
STIS can see in ultraviolet, visible and near-infrared and has been used to examine black holes, quasars and planets.
STIS能够观测紫外、可见光和近红外波段，主要用于研究黑洞、类星体及行星。
Did you know there's a black hole in the center of our galaxy? No Time Dilation for Distant Quasars? Galactic Monster Mystery Solved.
你知道我们银河系中心有一个黑洞吗？别瞪大眼睛搜寻那遥远的类星体--那没用！银河系大揭秘。
The discovery suggests that quasars created at least some galaxies, and perhaps not the other way around.
该发现表明，类星体至少创造了某些星系，或许并不是星系创造了类星体。
The supermassive black holes that are still active, however, do not exhibit the same behavioral patterns as the distant quasars.
但是，目前仍活跃的超大质量黑洞，其行为模式与遥远的类星体并不相同。
Their colleagues might be happy probing to the edge of the cosmos looking for exotic things like black holes and quasars and dark matter.
他们的天文学同僚们或许很乐意探索宇宙的边缘以寻找奇特的物质，比如黑洞、类星体和暗物质。
The name comes from the fact that the first quasars identified emit mostly radio energy and look much like stars.
这个名字实际上来自首个被确认的类星体，它所发射的绝大部分是射电能并且看上去很像恒星。
They are rare, accounting for roughly one out of every 500 observed quasars .
大约每观测500个类星体，才会出现一个这种稀罕的类星体。
But a crucial part of the puzzle remains unsolved: How did the universe form monster quasars so early in its history?
但是，这个谜题的一个关键部份仍然悬而未解：宇宙如何能在其早期历史中形成如此巨大的类星体？
Quasars are so far away that they constitute the best frame of reference for measuring Earth's rotation rate.
到目前为止，类星体是测量地球自转最好的参照系。
But the relative abundance of quasars in the first billion years of the universe has puzzled astrophysicists.
但是，类星体在宇宙诞生的前十亿年中的相对来说很丰富一直使天文物理学家迷惑不已。
The new observations revealed hidden quasars in every one of the galaxies, the team reports online today in Science.
研究小组今天在《科学》在线版上报道说：这些新的观测显示，每个星系中都有隐藏的类星体。
Dr Webb first conducted such a study almost a decade ago, using 76 quasars observed with the Keck telescope in Hawaii.
约十年前，Webb博士在夏威夷用Keck望远镜观测76个类星体，首次进行了此类研究。
To do this, it will examine what happens to the beams coming from faint, distant quasars as they pass through the cosmic web.
它将检查当衰弱而遥远的类星体通过宇宙网时，从它发出的光究竟发生了什么。
The main results of the observation of quasars are shown as continuous spectrum, absorption line spectrum and emission line spectrum.
类星体的观测结果集中表现在三个方面：连续谱、吸收线和发射线。
The blue and yellow areas around the "butterfly wings" are quasars on the outer edges of observable space.
蓝色和黄色区围绕“蝴蝶翅膀”是对观察到的太空边缘外类星体。
They behave as scaled-down versions of much more massive black holes that are at the cores of extremely active galaxies, called quasars.
它们的表现可以极端活跃星系（称为类星体）中心的大型黑洞作为参照。
To do this, it will look at what happens to the light coming from faint, distant quasars as it passes through the web.
要做到上述这点，还要根据微弱而遥远类星体的光经过宇宙网时发生的现象而定。
The quasars are so bright that they probably are consuming their energy resources at a very rapid rate.
类星体非常明亮，因而它们可能正在极其迅速地消耗它们的能源。
How can an uneducated man praise God for the wonders of crystallization or capillary attraction or metamorphosis or quasars or stalactites?
一个没有受过教育的人怎么能称赞如结晶体、毛细血管吸引、质变、钟乳石等上帝的奇迹呢？
The quasars are so bright that they probably are consuming their energy resources at a very rapid rate.
类星体非常明亮，因而它们可能正在极其迅速地消耗它们的能源。
Astronomers using Hubble tracked down the 'homes' of quasars, proving that these dynamos reside in the centers of galaxies.
天文学家使用哈勃望远镜追踪到这些恒星状球体的“家”（宿主星系），并且证明它们位于这些星系的中心区域。
Energy is injected into space by quasars in the form of fast, nonrelativistic particles.
能量是以快速非相对论性粒子的形式由类星体注入空间的。
The new observations also suggest that quasars were more common in the early universe than previously thought.
这些新观测还表明，早期宇宙中的类星体更为常见，这一点是始料不及的。
Quasars are the very active centers of galaxies though to surround the central supermassive black hole.
类星体是星系中最活跃的中心，尽管他们围绕着中心特大质量黑洞。
And unlike the super-bright but brief light emitted by the explosive deaths of giant stars, called supernovae, quasars shine for eons.
巨星恒星发生爆炸而灭亡时被称为超新星，这时所释放的光线特别明亮而短暂；而类星体是不同的，它们会永久地照耀下去。
Some stellar-mass black holes launch powerful jets of particles and radiation, like seen in quasars, and are called "micro-quasars" .
有些恒星质量的黑洞发射强大的粒子和辐射喷流，就像在类星体中看到的，被称为“微类星体”。
Nor could stellar slam dancing explain the narrow jets that emanate from the central power houses of many quasars.
而恒星的碰碰舞也无法解释许多类星体活跃的核心所放射出的狭长喷流。
Quasars, however, shine brightly and more or less steadily, and the nature of that ancient beacon can tell an important tale.
类星体，但是，光泽明亮，或多或少稳步推进，该古老的灯塔性质可以告诉一个重要的故事。
A decade ago, Webb used observations from the Keck telescope in Hawaii to analyse the light from distant galaxies called quasars.
十年前，韦伯使用了夏威夷的凯克望远镜（Kecktelescope）观测和分析了从遥远的、称为类星体的星系所发射出来的光线。
Quasars are objects that appear stellar or almost stellar, but their enormous redshifts identify them as objects at very large distances.
类星体是物体出现恒星或几乎恒星，但其巨大的红移确定物体他们非常大的距离。
Astronormers discovered quasars-- extremely bright beacons billions of light-years away.
天文学家发现了几十亿光年之外如灯塔一般极亮的类星体。
It means that there isn't much room for other mechanisms to produce obscured quasars.
这意味着没有其他办法产生很大的空间遮蔽类星体。
Only about the size of our solar system, quasars easily outshine entire galaxies and can burn for 100 million years.
类星体仅仅大约相当于我们太阳系的大小，可是它们可以轻而易举地照亮整个星系，可以燃烧一亿年。
It has measured the precise distance to a million galaxies and has discovered about 500, 000 quasars.
至今它已经精确测量出了百万个星系和偶们的距离，外加发现了50万个类星体。
Other speculations include the hypothesis that quasars are actually white holes instead of supermassive black holes.
其它的推测包括类星体实际上是白洞而不是超大质量黑洞的假设。
Larson figures this scenario for black hole feeding probably applies to the most distant quasars, too.
拉尔森关于哺育黑洞的计算方法可能同样也适用于最遥远的那些类星体。
Just last week, the first possible direct evidence was announced for dark matter halos around early quasars.
在上周，第一份可能是早期类星体周围的暗物质环的直接证据刚刚公布。
And you can take it for granted that they've heard of stars and galaxies, but not necessarily of star clusters or quasars.
我们可以认为他们听说过恒星和星系，但是我们不能认为他们知道星团或者类星体。
After about 500 million years, the ionized helium in the quasars cooled and slowed enough that dwarf galaxies could begin bulking up again.
在年夜约5亿年后，类星体中的浪子化的氦冷了下来，而且减慢到足以让矮星系能够再次起头膨年夜。
Other indications of mega-mergers come from relatively nearby quasars.
其他的百万级合并的标志来自于相对近一些的类星体。
