活动星系 meaning in English
active galactic nucleus
active galaxy
Examples
- Active galactic nuclei
活动星系核 - Some active galaxies emit jets and blobs of highly energetic , electrically charged particles
一些活动星系发出高能的喷射和溅射? ?带电的粒子。 - Automated spectral classification of broad - line and narrow - line active galactic nuclei based on k - nearest neighbour
近邻方法的窄线与宽线活动星系核的自动光谱分类 - We are not completely sure how an active galaxy is formed and how it generates such a large amount of energy
其实我们仍不大清楚活动星系的形成过程，亦不知道星核放射出大量辐射的机制。 - The milky way is not an active galaxy , but it does have a powerful source of radiation called sagittarius a * at its center
银河系不是一个活动星系，但它中心也有一个强大的射电源称为“人马座a * ” 。