seyfert meaning in English

赛费特

The observation research of rapid optical variability of narrow - line seyfert 1s
型星系的快速光变观测研究
Without starbursts , therefore , seyfert galaxies would probably cease to shine
因而，没有星群爆发，赛非星系很可能就不会发光。
Seyfert galaxies are energetic because they have a central black hole surrounded by a ring of gas
赛非星系能量巨大，因为在其中心有-一黑洞，黑洞周围则环绕着环状星云。
Daniel kunth , of the institute of astrophysique in paris has been looking for wolf - rayet signatures in distant seyfert galaxies , and he has found several
巴黎天体物理研究所的丹尼尔?肯一直在遥远的赛非星系中寻找"伍尔夫-雷耶特"特征，且已经找到一些。