iron tyre

例句：

1. 1. The car has a new iron tyre on it.
   这辆汽车上有一个新铁轮胎。
2. 2. He replaced the old iron tyre with a new one.
   他换了一个旧铁轮胎。
3. 3. The driver had to change his iron tyre because of the flat.
   因为爆胎，司机不得不换他的铁轮胎。