far away 距离遥远
far away from 远离（某地、某人等）
far from 和 far away from 基本意义相同，但用法比后者更丰富，小结有如下用法：

1. far from=far away from
e.g. The children don't go far from home.
2. far from doing/being sth
e.g. Far from helping the situation, you've just made it worse.
3. far from it (口)恰恰相反
e.g. 'Are you bored?' 'Far from it. I could listen all night.'
4. far from something 用来说明某件事和某某标准区别很大
e.g. Conditions are still far from ideal.