问题描述：
看这两句英文什么意思啊--关于天文学中的disc是什么啊
we see these stars in infrared,not because they produce more of that type of energy,but because the material in the disks stops energy of shorter wavelengths from reaching us.it is these disks from which planets are thought to form.
we see these stars in infrared,not because they produce more of that type of energy,but because the material in the disks stops energy of shorter wavelengths from reaching us.it is these disks from which planets are thought to form.
问题解答：
我来补答展开全文阅读