She shouldered a heavy burden of teaching and supervision, now reflected in the growing achievements of a brilliant galaxy of pupils.
她过去曾肩负着教学与监督的重任，现在这效果在一群优秀的学生的日益增长的成就中反映出来。
Each galaxy contains myriads of stars.
每一星系都有无数的恒星.
There may be millions of worlds in the Milky Way galaxy.
银河系中也许有几百万个世界。
