cassiopeia a meaning in English

仙后座a源

This spectacular image of the supernova remnant cassiopeia a is the most detailed image ever made of the remains of an exploded star
这张壮观的仙后座a照片是迄今对爆发恒星的残骸拍摄过的最精细的照片。
In modern radio astronomy , these radio celestial bodies are called " discrete sources ? cassiopeia a , cygnus a and taurus a are some examples of discrete sources . the letter " a " represents a strong radio source
在现代的射电天文学中，这些射电天体称作分立射电源，例如仙后座a ，天鹅座a和金牛座a等， a是代表强的射电源。