expense

at sb.'s expense

1. 由某人出钱

They were all entertained at the company's expense.

由公司出钱款待她们。

2. 在某人受损害的情况下

They had a laugh at my expense.

她们取笑了我。

at the expense of

1. 由……支付费用

He refused to travel at the expense of the company and paid for the trip himself.

他不肯由公司出钱供他旅行, 而是自己付了旅费。

2. 以……为代价

She completed the work at the expense of her health.

她完成了工作, 但损害了健康。

go to the expense of

1. 为……花钱

She went to the expense of having her hair redone.

她花钱请人重做了头发。

put sb. to the expense of

1. 使某人花钱于

I don't want to put you to the expense of buying me dinner.

我不想让你破费请我吃饭。

spare no expense

1. 不惜费用

She had spared no expense to make the party a great success.

为使宴会成功她不惜花大钱。