over ( )years ago, there were no humans here. 用two million还是millions of,为什么?over ( )years ago, there were no humans here.用two million还是millions of,为什么?
问题描述：
over ( )years ago, there were no humans here. 用two million还是millions of,为什么?
over ( )years ago, there were no humans here.
用two million还是millions of,为什么?
答
这道题主要考察句子的意思，前半句应该翻译为： 数百万年以前.......根据句意，应选择millions of 。
答
over (two million) years ago, there were no humans here.
因为前面用了over,后面就一定用具体的数字
如果没有over,就要说millions of years ago