如何使用 "saddlebag" 造句

1. The letter is in my saddlebag .
那封信在我车上的挂包里。
2. It was all much simpler when culture had three gears only and a puncture repair kit in the saddlebag .
当文化有三档传动工具箱里面却只有一套补胎工具时,这都是更简单的文化。