That's the truth, in so far as I know it.

就我所知，那是真实情况。

Man has rights only in so far as they are a correlative of duty.

人只有承担义务才能享受与其相关的权利。

So far as one can gauge the feelings of the whole nation, is there any apparent connection between a generous deed and a friendly response?

就一个人对整个民族感情的判断来说，慷慨的行为和友好的回应之间有没有任何明显的联系？

So far as I know, she has a faculty of housekeeping.

就我所知，她很善于理家。

This is a good book so far as its content is concerned.

就内容来说， 这是一本好书。