1.for days 数日
I haven't spoken to anyone in English for days and that's a fact.
我有好多天都没和人说英语了，事实就是这样GofSElf.e+BE。

2.at least 至少
He's ancient—he must be at least fifty!
他老得很了—肯定至少也有五十岁了！

3.be scheduled to 计划
The band was scheduled to begin rehearsals for a concert tour.
乐队计划开始为巡回音乐会排练了Cy4+Nn88dj[3PLO=。

4.for long enough to 足够久的时间
We have been working on it for long enough to know that it could limit our ability to grow.
我们研究这个问题已经研究了足够长的时间，已经知道这个问题可能会限制我们的成长了[Cm7b~rr~Gli2]Uz=O4i。