half-price的翻译，读音

例句

I got some half-price pizzas at the supermarket. 我在超市买了一些半价比萨饼。

It will cost ￡215, which is almost half-price. 它将花费215英镑，几乎是半价。

People who are 65 years old and over can get half-price tickets. 65岁以上的人可以得到半价票。

The railcard allows students and young people to travel half-price on most trains. 轨道车允许学生和年轻人在大多数火车上半价旅行。

half-price computers? How do they do that? 半价计算机? 怎么可能呢?。