He’s been in business five years, but has not yet turned a profit. 他进入这个行业已有五年，但还没有开始盈利。

By that time, the company was turning a healthy profit.

He bought the land cheaply and sold it to turn a quick profit.

Although we expect to turn a profit, our main motivation is the benefits this product will bring to people with disabilities.

We knew we had three months to turn a profit or we would go under.