1、work out

想出，得到(解決方法);解(謎)

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

談判人員定于今天晚些時候進行會談，商定一個折中方案。

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

我花了一些時間才弄清此事的起因。

計算下來(為)

The price per pound works out at 3.20 pound.

每磅價格合計3.20英鎊。

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

租一輛面包車自己搬的話，算起來可能要更省錢些。

(如期）發生；進展(順利)

Things just didn't work out as planned.

事情根本沒有按計劃進行。

I hope it will work out well.

我希望進展順利。

2、definitely

清楚地;明顯地;肯定地;當然

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

我肯定會跟這些人取得聯系。

Something should definitely be done about that.

對此一定要采取一些措施。

明確地;確定地

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

他告訴他們還沒有確定下場地。