smudge
/smʌdʒ; smʌdʒ/ n
dirty or blurred mark, oftencaused by rubbing 污点, 污迹（常因磨擦造成的）
You'vegot a smudge of soot on your cheek. 你脸上有块煤灰污迹.
Wash your hands or you'll make smudges on the writing paper. 把手洗乾净, 别把写字的纸弄脏了. smudge, v
1 [Tn] make a dirty or blurred mark or marks on (sth) 弄污, 污脏（某物）
paper smudged with fingerprints 被指印弄脏的纸
You've smudged my picture! 你把我的画给弄脏了!
2 [I] become blurred or smeared 变模糊; 弄脏
Wet ink smudges easily. 墨水没乾很容易弄出污迹.