NGC 633造句怎么写

2、Alternatively known as the Bear Claw Nebula or NGC 6334, stars nearly ten times the mass of our Sun have been born there in only the past few million years.

1、NGC 6334 is one of the most active nurseries of massive stars in our galaxy and has been extensively studied by astronomers.

3、也被称为熊爪星云或NGC 6334，近十倍于太阳质量的恒星在此诞生，年龄不过几百万年。