1、work out

想出，得到(解决方法);解(谜)

Negotiators are due to meet later today to work out a compromise.

谈判人员定于今天晚些时候进行会谈，商定一个折中方案。

It took me some time to work out what was causing this.

我花了一些时间才弄清此事的起因。

计算下来(为)

The price per pound works out at 3.20 pound.

每磅价格合计3.20英镑。

It will probably work out cheaper to hire a van and move your own things.

租一辆面包车自己搬的话，算起来可能要更省钱些。

(如期）发生；进展(顺利)

Things just didn't work out as planned.

事情根本没有按计划进行。

I hope it will work out well.

我希望进展顺利。

2、definitely

清楚地;明显地;肯定地;当然

I'm definitely going to get in touch with these people.

我肯定会跟这些人取得联系。

Something should definitely be done about that.

对此一定要采取一些措施。

明确地;确定地

He told them that no venue had yet been definitely decided.

他告诉他们还没有确定下场地。