The Milky Way is a galaxy. What is a galaxy? A. a large group of stars B. a single star C. a planet D. a moon 相关知识点: 试题来源: 解析 A。银河系是一个星系,星系是由大量恒星组成的,“a large group of stars”是“一大群星星”。“a single star”是“一颗单独的星星”,“a ...
4. A galaxy is a massive system in the universe, consisting of stars, planets, gas, dust, and dark matter. Our solar system is located in the Milky Way galaxy. 5. Yes, I am interested in the galaxy, because they are the basic components of the universe, containing countless stars and...
The Milky Way is a galaxy. What is a galaxy? A. A group of stars. B. A group of planets. C. A group of moons. D. A group of comets. 相关知识点: 试题来源: 解析 A。银河系是由众多恒星组成的星系。本题考查星系的概念和英语词汇。
II - Imaging of a radio-loud sample Assuming that the extended emission is starlight, it is found that, when the underlying galaxy is associated with a radio-quiet quasar, it has the ... MA Malkan - 《Astrophysical Journal》 被引量: 163发表: 1984年 A sample of radio-loud active ...
A. The Milky Way B. The Andromeda Galaxy C. The Magellanic Clouds D. The Whirlpool Galaxy 相关知识点: 试题来源: 解析 A。我们的星系是银河系,英文是 The Milky Way。B 选项是仙女座星系;C 选项是麦哲伦星云;D 选项是漩涡星系。反馈 收藏 ...
A galaxy is a cluster of stars, nebulae, dark matter, and other astronomical objects. There are three primary galaxy shapes, which...
now you're talking:这就对了剑桥词典英语释义:said when someone makes a suggestion or offer that is better than one that they have already made注:通常用来当对方说了一些让你不太认同,不太满意的话后,终于说了让你接受的提议look at you go:真棒啊注:这应该是非常口语化的表述,用于当你被某人在做...
A Galaxy is a large group of stars in the universe bound together by gravity either from their mass or a supermassive black hole.
The debate on the origin and nature of UCDs, and the recently discovered ultra-faint dwarf spheroidal (dSph) galaxies which contain very few stars, has motivated us to as the question 'What is a galaxy?' Our aim here is to promote further discussion of how to define a galaxy and, in ...
Almost every known galaxy has a supermassiveblack holein its center, which also plays a part in determining the galaxy's characteristics. When the black hole is feeding on surrounding gas and dust, the gravitational beast consumes so much material that it can choke off star formation, Samuel sa...