scribble

I had to scribble the license plate number on a napkin before the car sped away.

(Chinese) 在那辆车飞驰而去之前，我不得不把车牌号胡乱写在餐巾纸上。

Toddlers love to scribble on the walls with crayons when their parents are not looking.

(Chinese) 幼儿喜欢在父母没注意时用蜡笔在墙上乱涂乱画。