spare tyre

• 备用轮胎

spare tyre的用法和样例：

例句

1. We had a puncture, and our spare wheel was flat.
   我们的轮胎被扎破了，备用轮胎又没充气。
2. His hands strove frantically to release the spare wheel.
   他的手使尽力气要把那只备用轮胎取下来。