活躍星系核 的英文怎麼說

中文拼音 [huóyuèxīngxìhé]
活躍星系核 英文
active galactic nucleus
  • 活 : Ⅰ動詞1 （生存; 有生命） live 2 [書面語]（救活） save （the life of a person）:活人無算 （of a goo...
  • 躍 : 動詞（跳） leap; jump
  • 星 : 名詞1 （夜晚天空中閃爍發光的天體） star 2 [天文學] （宇宙間能發射光或反射光的天體） heavenly body...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 核 : 核構詞成分。
  • 活躍 : 1. （活潑而積極; 蓬勃熱烈） brisk; active; dynamic; lively 2. （使活躍） enliven; animate; invigorate
  • 星系 : [天文學] galaxy; galact-
  1. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了：行星、行星形成；恆星、太陽、正常的恆星、恆星形成；恆星演化、超新星、緻密天體（白矮星、中子星及黑洞） 、波霎、雙x -射線源；星團、球狀及疏散星團；星際介質、氣體、塵埃、磁場、宇宙射線；距離階梯；星系、正常及活躍星系、噴流；重力透鏡；大尺度結構；牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史；宇宙背景微波輻射；大霹靂核合成。
  2. He has worked in fields ranging from star formation to active galactic nuclei and is now chair of the astronomy department at the university of washington

    他的研究?圍廣泛，從恆星的形成至活躍星系核均有涉獵，目前擔任美國華盛頓大學天文繫系主任。
  3. On the other hand, galaxy - mass black holes are found in active galactic nuclei ( agn )

    另一種有星系質量大小的黑洞常發現存在於活躍的星系核心（ agn ） 。
  4. Many of them were discovered in the distant universe when it was at a young age. at that time, there were significantly more interactions between stars and galaxies, particular near the core of galaxies. we can deduce the existence of black holes by studying the dynamics of such active galactic nuclei

    這類黑洞多存在於宇宙中遙遠的地方即宇宙的早期，在那時，恆星和星系之間相互作用明顯較多，尤其在星系核心附近我們就是藉著研究活躍星系核的動態來探測這類黑洞的存在。
  5. In the cores of many so - called " active galaxies ", we can observe extremely powerful radio sources with double - lobed structure and jets of high - energy particles

    很多所謂活躍星系的核心都會發出能量極大的無線電輻射，或擁有高能粒子噴流雙瓣無線電輻射源等結構。
  6. When chandra, with its sensitive x - ray detectors, focused on the nuclei, astronomers hoped it would tell them whether either of the two points of activity were black holes

    錢德拉裝有敏感的x線檢測器，天文學家用它對準這星系的核心，希望確定兩個活躍點中是否有一個為黑洞。
  7. Other than the active galaxies, supermassive black holes can also be found in the centres of ordinary galaxies. but the mass of the black holes is only at the level of one million solar masses

    除了活躍星系外，一般正常星系的核心也有發現超級黑洞，不過這些黑洞的質量只在百萬太陽質量的數量級。
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