I've only read a little of the book so far.
这本书我才读了一小部分。
That's the truth, in so far as I know it.
就我所知，那是真实情况。
This brought the total number of accidents so far this year to 113.
这使得今年迄今为止发生事故的总数达到113起。
They have not had a win so far this season.
他们这一赛季迄今还没有赢过一场。
This is the sum of my achievements so far.
这就是我目前的全部成就。