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1. Oxford Dictionary

   Seyfert galaxy

   • IPA[ˌseɪfəːt ˈɡaləksi]

   • n.
     a galaxy of a type characterized by a bright compact core that shows strong infrared emission.

   • noun: Seyfert galaxy, plural noun: Seyfert galaxies

2. • 更多解釋

   Seyfert galaxy

   • IPA[ˌsēfərt ˈɡaləksē]

   美式

   • n.
     a galaxy of a type characterized by a bright compact core that shows strong infrared emission.

   Oxford American Dictionary