Out of the corner of my eye I saw a blur of movement on the other side of the glass.
从眼角我看见了玻璃窗另一边一个移动的模糊身影。
《柯林斯英汉双解大词典》
2
His arm was a rapid blur of movement as he struck.
他出击时胳膊快速一晃，令人眼花缭乱。
《牛津词典》
3
Clarity, structure, movement, separation, union -photos can convey messages instantly to the viewer, by means of blur, motion, composition, and of course motive.