廉价

例句：

1. 1.The house is too expensive for us to afford.
   这所房子对我们来说太贵，买不起。
2. 2. He can't afford to buy a new car.
   他买不起新车。
3. 3.We can't afford to stay in this hotel for the whole week.
   我们付不起整个星期的酒店费用。