星系

But there are images of binary star systems consisting of one normal star and one black hole, and of the central regions of Galaxies that are believed to contain black holes.

但是有由一个黑洞和一个正常恒星组成的双子星系统的图像，和被认为包含有黑洞的星系中心区域的图像。

For astronomers, close binary star system BD+20 307 originally stood out because it is extremely dusty.

对于天文学家来说，密近双星系BD+20 307最初是以其尘土飞扬脱颖而出的。

Comes from research into binary star systems.

黑洞最有说服力的证据恶臭对双星系的研究。

A normal star in a binary adj.

这个双星系在2001年被发现。

The blob, says Dr Lintott, sees the galaxy as it was 40,000 years ago.

Lintott 博士说，如果我们站在这个斑点中的话，我们看到的星系将是 40000 年前的样子。

Eventually, these forms of governance can be altered by the fully conscious body politic into a format more in step with galactic society.

最终，这些形式的治理是可以改变的全意识的政体形式在步进更多与星系的社会。

Anyone with a good pair of binoculars, however, can see this Whirlpool toward the constellation of Canes Venatici.

不过任何拥有一具双筒望远镜的观星人，都应该能在北天的猎犬座看到这个涡状的美丽星系。

NGC 4449 belongs to a group of galaxies in the constellation Canes Venatici, the Hunting Dogs.

NGC4449 属于猎犬座中的一个星系群。

IC 883 is 300 million light-years away toward the constellation of Canes Venatici, the Hunting Dogs.

IC 883位于猎犬座距地球约3亿光年，是Arp特殊星系图表的第193个。

The galaxy, which was first discovered in 1781, is a popular target for astronomers and lies in the northern constellation of the hunting dogs, Canes Venatici.

此星系在1781年被首次发现，并成为天文学家的热点，它位于猎户星座的北部。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。