What is your car license number?

你的汽车执照号是多少？

My License number is 9590.

我的驾照号码为9590。

Do you still remember the license number?

你还记得车牌号码？

Do you remember the license number of the?

你还记得肇事逃逸汽车的车牌吗？

The police jotted down the license number.

警察匆匆抄下牌照号码。