scribble
/ˈskrɪbl; `skrɪbl/ v[I, Tn, Tn.pr]
1 write (sth) very fast or carelessly 匆匆或草草书写（某内容）
scribbling (figures) on an envelope 在信封上乱写（数字）.
2 make (meaningless marks) on sth 在某物上画（无意义的东西）
a child scribbling all over a book 在本子上到处乱画的孩子. scribble, n
1 [U, sing] very fast or careless handwriting 潦草的笔迹
I can't read this scribble. 我看不懂这种潦草的字.
2 [C] meaningless marks 乱画的无意义的东西
scribbles all over the page 整页上乱画的东西.