blur /blə:/ vt.& vi. (blurred; blurring)  (使或变)模糊不清；弄脏，玷污：Dust blurred my vision. 灰尘模糊了我的视线。Mist blurred the hills. 雾霭弥漫，群山隐隐。My memory of that time is blurred. 我对那时的情况已记忆不清了。His reputation was blurred. 他的名誉被玷污了。The moths tapped and blurred at the window screen. 飞蛾撞击并弄脏了纱窗。