Thus, the arguement runs, we can not have been around all that long. Otherwise, we would have already progressed more than we have.

这样，一些人便说我们不可能存在那么长的时间，否则我们的进步要比现在多得多。

youdao

Thus, the arguement runs, we can not have been around all that long. Otherwise, we would have already progressed more than we have.

这样，一些人便说我们不可能存在那么长的时间，否则我们的进步要比现在多得多。

youdao