quasar

quasar怎么读

英式音标：[ˈkweɪzɑ:(r)]

美式音标：[ˈkweˌzɑr, -ˌsɑr, -zɚ, -sɚ]

quasar基本解释

n. [天] 类星体；恒星状球体

quasar的意思释义

n.

[天]类星体；类星射电源；恒星状球体；

变形

复数：quasars

英英释义

n.a starlike object that may send out radio waves and other forms of energy; many have large red shifts

同义词：quasi-stellar radio source

quasar用法及例句

双语例句

用作名词(n.)

The fuzzy object near top quasar image is the foreground galaxy.

靠近顶部类星体形象的模糊物体就是前景星系。

They do so by combining quasar spectra with numerical simulations of structure formation.

他们的做法是将类星体光谱和结构形成的数值模拟结果结合在一起。

例句参考

Functional consequences of a CKIδ mutation causing familial advanced sleep phase syndrome

Lamin B1 duplications cause autosomal dominant leukodystrophy

Five High-Redshift Quasars Discovered in Commissioning Imaging Data of the Sloan Digital Sky Survey*

The Sloan Digital Sky Survey Quasar Catalog I. Early Data Release

The Discovery of a Luminous z = 5.80 Quasar from the Sloan Digital Sky Survey

Discovery of a Close Pair of z = 4.25 Quasars from the Sloan Digital Sky Survey

Discovery of a Pair of Z=4.25 Quasars from the Sloan Digital Sky Survey

z˜ 6 Quasars from the Sloan Digital Sky Survey

Simulating the joint evolution of quasars, galaxies and their large-scale distribution

quasar词源

quasar (n.)

1964, from \"quas(i-stell)ar radio source\" (1963); from quasi- + stellar.

quasar相关例句

1. Quasar is short for quasi-stellar radio source.

类星体是“类似恒星射电源”的缩写。

2. This quasar was the only one without a known host galaxy.

这个类星体似乎无依无傍，不在任何一个星系当中。

dict.cn

3. But as matter spirals toward a black hole, some of it is blown away by the heat and light of the quasar.

但是随着物质盘旋飞向一个黑洞，它的一部分会被这个类星体的热量和光吹走。

4. We plan to keep watching this quasar to see what happens next.

我们计划持续观察这个类星体的下一步发展。

5. We plan to keep watching this quasar to see what happens next.

我们计划持续观察这个类星体的下一步发展。

6.This research suggests that not all supermassive black holes were formed in the quasar era.

这些研究暗示，并非所有超大质量黑洞都是在类星体时代形成。

10.In short, quasar activity, like star formation, was more vigorous in the distant past, a third sign that we live in relatively boring times.

简单地说，类星体的活动就像恒星的形成一样，在遥远的过去比今天更为猛烈，这是第三个指标，显示出我们生活在一个相对较为乏味的年代。

14.Small galaxies may lie in cooler environments because they may not have heated their surrounding regions of gas to the same extent that the big galaxies did through supernova explosions and quasar energy.

小星系或许处在较冷的环境中，因为它们可能无法像大星系一般，透过超新星爆炸与类星体释放的能量，将其附近区域的气体加热到那麽高温。

-- 来源 -- 210.71.44.154

15.Because the supermassive black holes that powered the distant quasar activity cannot be destroyed, astronomers presumed that many nearby galaxies must contain dead quasars— black holes that have exhausted their fuel supply.

因提供类星体能量的超大质量黑洞并不会毁灭，因此天文学家认为许多邻近星系内一定有死去的类星体─那些早已耗尽燃料的黑洞。

-- 来源 -- 210.71.44.154