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star cluster

  • 星团:相对紧密的一组星星,形成一个具有引力的单位,其中包含的星星数量不超过几百颗或数万颗。

双语例句

  1. If the center of NGC 4258 were a star cluster, the stars would be so closely spaced that collisions between individual stars would have long ago torn the cluster apart.
    如果 NGC 4258 的中心是一个星团,恒星之间的距离会非常近,以至于在很久以前单个恒星之间的碰撞就会把星团撕裂。
  2. The star cluster is embedded in a nebula, which spans some 110 light-years.
    该星团嵌在一个约110光年大的星云内。
  3. Can you find, in the above image, a comet, a spiral galaxy, an open star cluster, and a supernova remnant?
    在上面图中,你能找到:一彗星,一旋涡星系,一疏散星团和一超新星遗迹吗?

网络短语

  • dense star cluster
    稠密星团
  • super-star cluster
    超级星团
  • membership of star cluster
    星团成员
  • open star cluster
    疏散星团
  • globular star cluster
    星团

同义词

[天]星团

英英释义

  • Star clusters or star clouds are groups of stars. Two types of star clusters can be distinguished: globular clusters are tight groups of hundreds of thousands of very old stars which are gravitationally bound, while open clusters, more loosely clustered groups of stars, generally contain fewer than a few hundred members, and are often very young.