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词汇 globular cluster
释义

Definition of globular cluster in English:

globular cluster

noun
Astronomy
  • A large compact spherical star cluster, typically of old stars in the outer regions of a galaxy.

    〔天文〕球状星团

    Example sentencesExamples
    • Be warned that first-timers can find it difficult to appreciate galaxies, globular clusters, and planetary nebulae.
    • The new findings promise a better understanding of how galaxies and globular clusters first formed billions of years ago.
    • In the 1900s American astronomer Harlow Shapley studied the distribution of globular clusters in our galaxy.
    • He also discovered the retrograde rotation of the system of globular clusters around the galaxy.
    • The oldest stars, which lie inside globular clusters that orbit our galaxy, are estimated to be at least 12 billion years old.

Definition of globular cluster in US English:

globular cluster

noun
Astronomy
  • A large compact spherical star cluster, typically of old stars in the outer regions of a galaxy.

    〔天文〕球状星团

    Example sentencesExamples
    • Be warned that first-timers can find it difficult to appreciate galaxies, globular clusters, and planetary nebulae.
    • He also discovered the retrograde rotation of the system of globular clusters around the galaxy.
    • The new findings promise a better understanding of how galaxies and globular clusters first formed billions of years ago.
    • The oldest stars, which lie inside globular clusters that orbit our galaxy, are estimated to be at least 12 billion years old.
    • In the 1900s American astronomer Harlow Shapley studied the distribution of globular clusters in our galaxy.
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