英语习语：

cost sb. an arm and a leg 非常昂贵

——Did you see the diamond ring Bill gave to Linda?（你看到Bill送给Linda的钻戒了吗？）
——I sure did. It must have cost him an arm and a leg.（当然了。那一定很昂贵。）


双语例句：
These resort hotels (cost)charge an arm and a leg for a decent meal.
这些景区旅馆的饮食可真是花费不菲。

These opera tickets cost us an arm and a leg!
这些歌剧票花了我们好多钱！

Eating in this restaurant will cost you an arm and a leg. You'll have to pay tens of Yuan for even a soup of cabbage and bean curd.
这个饭馆太宰人了。一个白菜豆腐汤也得要上几十元。