galaxy

galaxy
(pl. -ies)
  1. a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction
    星系
    ■(the Galaxy)the galaxy of which the solar system is a part; the Milky Way
    银河系;银河
    ■(figurative)a large or impressive group of people or things
    (喻)一大批(人,物);引人注目的一群(人,物)
    a galaxy of boundless young talent.
    无数的年轻人才。
  2. The Galaxy in which the earth is located is a disc-shaped spiral galaxy with approximately 100,000 million stars. The sun is located about two thirds of the way out from the centre
语源
  1. late Middle English (originally referring to the Milky Way): via Old French from medieval Latin galaxia, from Greek galaxias (kuklos) 'milky (vault'), from gala, galakt- 'milk'
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