1.turn around 好转

例句：The economy turned around three months after the crisis.

在发生危机的三个月后经济开始好转了。

2.by and by 不久以后

例句：This world is training workers, that there may be no shirkers in the continuous by and by.

这个世界正在训练工人，不久以后，也许不会有持续开小差的人。

3.make a difference 有影响

例句：Whatever you can do can make a difference.

无论你能做什么，都会带来不同。

4.work out 解决

例句：Work out what you need to do first, and go for it,today.

首先确定你需要做什么，然后就行动,从今天开始。