It's well worth the expense.所有的花费都是值得的。

It was not a fortune but would help to cover household expenses.钱虽不多, 但可以帮着支付日常开销。

To avoid extra expense, try to decide on fittings in advance.为了避免产生额外开销, 尽量事先把要配置的家具、设备等确定下来。

The car was more of an expense than he had expected.那车的开销超出了他的预期。

Should architects continue to be trained for five years at public expense?建筑师是否应该继续接受5年的公费培训呢？

He is living at taxpayers' expense on one of Britain's grandest landed estates.他靠纳税人的钱住在英国最宏伟的一片地产上。

I think he's making a joke at our expense.我认为他是在开我们的玩笑。