giant radio galaxy

短语

词形变化

giant radio galaxies 复数 giant radio galaxies

别名

GRG

释义与例句

n.
  1. 1.

    a very large radio galaxy; a double radio source having an overall projected linear length exceeding 2 megaparsecs (or more specifically, 2×h₅₀⁻¹ Mpc)

    天文

词源

giant + radio galaxy

来源：wiktionary