Upgrading the entire office network will cost a fortune, so we need approval first.

升級整個辦公室網路要花一大筆錢，所以我們需要先取得核准。

The founder made a fortune when the company's shares went public last spring.

去年春天公司股票上市時，創辦人賺進了一大筆財富。

Many travelers spend a fortune on last-minute flights during the holiday season.

許多旅客在假期期間花大錢購買最後一刻的機票。