He did it for financial gain.

他是为经济利益而做此事的。

Some people are motivated simply by financial gain.

一些人是出于简单的商业利润动机。

I didn't invent the time machine for financial gain .

我发明时光机器不是为了赚钱。

A low percentage use their botnets for financial gain.

一小部分的人使用僵尸网络为了金融利益。

Financial gain should be the most important factor in choosing a career.

经济收入应该是找工作时最重要的因素。