galaxies

galaxies

1. "Astronomically, it tells me that there are millions of galaxies and billions of planets.

"从天文学上讲，有无数个星系和成千上万颗行星。

2. "Large (spiral) galaxies like the Milky Way seem to have 2 or 3 per century.

"像银河系这类螺旋状大星系每世纪似乎都会有2、3个超新星。

3. Four out of five Seyfert galaxies are barred spirals.

80%的塞弗特星系并不旋转。

4. M100 is a member of the huge Virgo cluster of an estimated2,500 galaxies.

M100是室女座中2500个河外星系（估计）的一个，该星系天文业余爱好者可观测。

5. M100 is a member of the huge Virgo cluster of an estimated 2,500 galaxies.

M100是室女座中2500个河外星系（据估计）中的一个，该星系天文业余爱好者可观测。

6. M101 is so large that its immense gravity distorts smaller nearby galaxies.

M101是如此之大，其巨大的引力扭曲了较小的邻近星系。

7. "Astronomically, it tells me that there are millions of galaxies and potentially billions of planets.

“从天文学角度，这说明那是无数的星系和看不见的星体，

8. Seyfert galaxies get their name from American astronomer Carl K.

“塞佛特”星系的名称来美国天文学家CarlK.

9. "Large spiral galaxies like the Milky Way seem to have 2 or 3 per century.

“大的螺旋状的星球像银河系可能一个世纪有2或3个。

10. Raph is no stranger to MMOs, as he was the design force behind Ultima Online and Star Wars Galaxies.

“搭便车”的小姐沿途跟我们讲解黄山旅游的风物，倒也提供了不少有用的信息，但最终把我们“嗒”到了她所工作的酒店。

11. Typically, a cluster of galaxies contains 1000 galaxies within a million parsecs.

一个典型的星系团大小约一百万秒差距,包含大约1000个星系。

12. The surface density of galaxies in a cluster can be measured from photographs.

一个星系团中星系的表面密度可从其照片上测得。

13. Some, such as those around which galaxies are believed to accrete, formed just after the beginning of the universe.

一些黑洞，比如说其周围的星系在增长的黑洞，恰好形成于宇宙刚产生之后。

14. Once the redshifts of the galaxies have been measured, we can begin to reconstruct the history of star formation.

一旦测得星系的红移，我们便可开始重建恒星形成的历史了。

15. A collection of Hubble space telescope images shows galaxies that host quasars.

一组哈勃拍摄到的恒星状球体(类星体)的宿主星系的图片。

16. Unfortunately, the technique suffers from a selection effect: it tends to pick out only the brightest galaxies.

不幸的是，此技术受限于一项选择效应：它倾向于只挑出最明亮的星系。

17. In sharp contrast to bulges, the properties of disk galaxies do not correlate with BH masses.

与椭圆星系形成鲜明对比，漩涡星系的特质与黑洞质量没有直接联系。

18. The two discovery images of S/2002 J1 showing the motion of the satellite relative to background stars and galaxies.

两张S/2002J1的图片，显示出该卫星相对于恒星和星系背景在移动。

19. To measure relative distance, astronomers need some way to compare galaxies.

为了测量相对距离，天文学家需要一些方法来对比星系。

20. Why do many galaxies appear as spirals?

为什么众多星系都显示为螺旋形状？

21. The camera's increased sensitivity has imaged, serendipitously, galaxies far in the distance scattered about the frame.

也因为新相机较灵敏，所以它也意外地拍摄到散在影像视野各处的遥远星系。

22. That is to say, the larger the star clusters or galaxies, the more massive the black hole in the centre.

也就是说,越大的恒星集团,中心就拥有质量越大的黑洞。

23. In fact, Hubble's law predicts that galaxies beyond a certain distance, known as the Hubble distance, recede faster than the speed of light.

事实上哈伯定律预测，在某个距离以外的星系，后退的速度会比光速快，这个距离叫做哈伯距离。

24. In fact, galaxies consist mostly of dark matter, an as yet unidentified type of material that is inherently invisible.

事实上，星系主要由暗物质构成，那是一种未经确认且不可见的物质型态。

25. These organic features gave scientists a milepost to gauge the distance of these galaxies.

享誉世界的红外线轨道望远镜“斯匹哲”灵敏的检测器帮助他们断定了这种物质。

26. Still other galaxies are irregular, with no definite form.

仍然其它星系是不规则,没有确定形式。

27. Astronomically, it tells me that there are millions of galaxies and billions of planets.

从天文学上讲，有无数个星系和成千上万颗行星。

28. Astronomically, it tells me that there are millions of galaxies and potentially billions of planets.

从天文学上说，它意味着(宇宙中)有数百万个星系，于是也就有数十亿的行星。

29. They are part of more than 165 tadpole galaxies in the HUDF studied recently by a team of astronomers.

他们是最近由哈勃超深空计划中一组天文学家发现的超过165个蝌蚪星系的一部分。

30. They focus on submillimeter galaxies, so called because astronomers see them in light with a wavelength a bit shorter than one millimeter.

他们锁定的是次毫米星系，之所以这样称呼，是因为天文学家是在比毫米稍短的波长中看到它们的。

31. He began examining nearby galaxies with a 10-inch refractor to see whether any stars had flared up.

他用口径10英寸的折射望远镜巡视邻近的星系，查看是否有恒星已经闪亮。

32. His face shone with the light of a thousand galaxies and I saw in his eyes the eyes of Santa Claus.

他的脸上闪烁着一千条银河的光芒，他的眼睛看来就像圣诞老人的眼睛。

33. But galaxies are not randomly sprinkled like raisins in a muffin.

但星系也不像蛋糕中随意点缀的葡萄乾；

34. If Arm has remained static, then the stars, galaxies to be in the shape of a small path running Mati Yin.

但是包括太阳在内的许多银河系恒星，都在银河系中心保持着清晰的圆周路径。

35. But we see mostly one large intervening cluster of galaxies, called the Virgo Cluster.

但是我们只看到一团相互作用的星系，成为室女座星系团。

36. But its presence can be inferred because its gravitional force deflects light from distant galaxies.

但是科学家可以通过对因受暗物质重力影响而发生扭曲的遥远星系的光线进行分析判断它的存在。

37. Astronomers find, for example, that the light from distant galaxies is redder than that of nearby galaxies.

例如，宇宙学家们发现，来自遥远星系的光比近处星系的光要红。

38. If the galaxies within a cluster are the urban cores of the megacity, this gas is the suburban sprawl.

假如星系团内的星系是大都会的城市核心，这气体便是散漫无章的延伸郊区。

39. Assuming that this pattern continues, space beyond our observable universe teems with galaxies, stars and planets.

假设这个图样能继续延伸下去，在我们可观测的宇宙之外的空间中，就会充满了星系、恒星与行星。

40. Serendipitously, numerous strange and distant galaxies dot the above image like colorful jewels.

偶然发现，许多奇怪遥远的星系就像华丽的宝石一样点缀着上面的图像。

41. Dwarf galaxies like the LMC are considered to be the primitive building blocks of larger galaxies.

像LMC这样的矮星系被认为是构架大型星系的积木。

42. Other disklike galaxies, with no overall spiral form, are classified as irregulars.

其他disklike星系，没有整体螺旋形式，被列为非正规军。

43. Other galaxies are placed irregularly in space.

其它星系不规则地位于太空中。

44. Once again warfare erupted with other humans from other galaxies over territorial disputes.

再一次，由于领土争端，战争在其他星系的人类间爆发。

45. Much of the gas in the two original disk galaxies loses its angular momentum and plummets toward the center.

原先两个盘形星系中的大半气体失去了角动量，快速落入中心。

46. The other, better-known way to assemble mass in galaxies is cannibalism, or successive galactic mergers.

另一个较为人知关于星系累积质量的方法是同类相残，或者连续发生的星系并吞。

47. On the other hand, dark matter is omnipresent in galaxies, but we know almost nothing about its nature.

另一方面,星系中有很多暗物质,我们并不知道他们是什么。

48. In addition there are billions of galaxies within range of our telescopes and countless billions beyond.

另外有数以（十）亿计的星系在我们的望远镜观察范围内,而观察范围外的更是数不清。

49. Most galaxies in Coma and other clusters are ellipticals, although some imaged here are clearly spirals.

后发座星系团及其他星系团内的成员则大多是椭圆星系，虽然影像中有一些明显地是螺旋星系。

50. In Hubble Space Telescope images, many ancient galaxies have disturbed morphologies, a telltale sign of interaction.

哈伯太空望远镜的影像显示，很多远古的星系有受扰动过的形态，这是交互作用的证据。

51. Hubble provided solid evidence that galaxies grew over time to become the giant galaxies we see today.

哈勃提供了可靠的证据关于星系演化成我们现在所看到的巨型星系。

52. Because most dark matter halos end up with some angular momentum, one has to wonder why all galaxies aren't spirals.

因为多数的黑暗物质晕最终都带有角动量，我们要问：为什麽还会有星系不是螺旋星系？

53. The space between stars is so vast that when galaxies collide, the stars in them usually do not collide.

因为恒星的间距非常大，所以在星系碰撞的过程中，恒星通常不会互撞。

54. With galaxies, the slower the smash-up, the more violent the collision, since gravity has more time to pull the two galaxies into an inescapable bind.

因为重力有充裕的时间将两个星系牵引成不可避免的一个整体，所以对于星系未说，撞击得越慢，就越猛烈。

55. So it will soon be sending us the clearest pictures of the stars and distant galaxies that we have ever seen.

因此,它很快就会给我们传送我们所见到过的、有关行星和远距离星系的最清晰的照片。

56. Thus, for those galaxies, Hubble's law holds with good precision.

因此对于那些星系来说，哈伯定律是相当准确的。

57. Without starbursts, therefore, Seyfert galaxies would probably cease to shine.

因而，没有星群爆发，赛非星系很可能就不会发光。

58. Either of two galaxies orbiting the Milky Way,visible near the south celestial pole.

围绕银河系转动的两个星系之一，在南极附近看得见。

59. What is the fraction of immigrants to natives in giant galaxies of the present day?

在今日如此巨大的星系里，外来移民相对于原住民的比例是多少？

60. The smaller of the two Magellanic galaxies is visible from the southern hemisphere.

在南半球看得见的两个麦哲伦星系中较小的一个。

61. There are three thousand million other Milky Ways,or Galaxies,in the universe.

在宇宙中有30亿个其他银河系或天河。

62. There is a curious feature in the spectra of spiral galaxies.

在旋涡星系的光谱中有一种奇妙的特征。

63. There is no absolutely sharp cutoff distinguishing galaxies from globular clusters.

在星系和球状星团之间没有任何不可逾越的鸿沟。

64. On larger scales, analogous halos are thought to keep clusters of galaxies bound together.

在更大的尺度上，有人相信，由于存在著类似的晕体，星系团才凝聚在一起。

65. In the Local Group, as elsewhere in the Universe, however, dwarf galaxies outnumber their larger, shapelier cousins.

在本星系群或者宇宙的其他地方，矮星系都多于形状规则的大型星系同辈。

66. In heftier galaxies such as the Milky Way, star formation occurs at a more constant rate.

在比较大的星系中，如银河系，星球形成的速率较固定。

67. Out there beyond the Milky Way is a good-sized volume nearly devoid of noticeable galaxies.

在银河系之外相当大的空间内几乎没有明显的星系了。

68. Most galaxies are found in gravitationally bound groups, called clusters.

大多数星系发现于各个靠引力维系的集团内，也成为星系团。

69. Most galaxies occur in pairs or in small multiple groups.

大多数星系成双或几个成一小群。

70. Most of space looks as empty as this, the glow of distant galaxies like dotted dust.

大部分的（宇宙）空间就跟这幅图一般空旷，远处星系发出的光就像点点尘埃。

71. Recent developments in astronomy have made it possible to detect planets in our Milky Way and in other galaxies.

天文学方面的最新发展使得我们能够在银河系和其他星系发现行星。

72. Astronomy studies the motions and natures of celestial bodies, such as planets, stars and galaxies.

天文学研究天体的运动和性质，例如，行星、恒星和星系。

73. It is a research group working mainly on Helio- and Asteroseismology, Cosmology and Galaxies.

奥尔胡斯大学天文学研究组。

74. Their mutual gravity binds stars into galaxies, every one a complex swarm of moving stars.

它们相互的引力把它们约束成星系，每一个（星系）都是一个复杂的运动恒星集团。

75. It is associated with the Centaurus cluster, one of the most massive assemblages of galaxies in the nearby universe.

它属于人马座星系团，后者是我们附近宇宙中最大质量的星系团组合之一。

76. It travels in space with two satellite galaxies, the irregular little Clouds of Magellan.

它带着两个卫星星系在空间穿梭，卫星星系是不规则的小麦哲伦星云。

77. It is quite dynamic in itself and also in concent with all of the other galaxies astronomers have so far detected.

它本身是相当活动的，而且与天文学家迄今探测到的所有别的星系一致。

78. There are millions of galaxies in the universe, and so there are thousands of millions of millions of suns.

宇宙中有无数的星系，所以太阳的数目更是无穷无尽。

79. The expanse in which the solar system, stars, and galaxies exist; the universe.

宇宙太阳系、星、银河存在的空间；宇宙

80. Cosmologists are debating the possibility that turbulence causes galaxies to form.

宇宙学家正在争论湍流导致星系诞生的可能性。