试题题干
Translate the following sentence into Chinese.
To observe the birth of a galaxy that happened so long ago, you have to see a very long way.
参考答案
试题解析
考点：the birth of a galaxy 一个星系的形成；so long ago很久以前。
句子结构：To observe···为目的状语，that引导定语从句修饰galaxy，主句为you have to see a very long way.