It's very likely that the outcome of the 2020 presidential election, won't be known for days and possibly a week or ten days 

after what we think of as election day.

1) in+时间也可表将来，for+时间（例如这里for days）也可表将来，那么区别是什么？这里可以将上句中的for改成in吗？

2）麻烦老师分析句法和成分以及如何翻译：what we think of as election day.

谢谢！