smudge
noun [ C ] uk/smʌdʒ/ us/smʌdʒ/
（擦拭后留下的）污迹，污痕
a mark with no particular shape that is caused, usually by accident, by rubbing something such as ink or a dirty finger across a surface
Her hands were covered in dust and she had a black smudge on her nose. 她的手上沾满了灰尘，鼻子上也有黑乎乎的一块。
figurative She said we were nearly there, but the island was still no more than a distant smudge on the horizon. 她说我们快到了，但那个岛依然只是地平线上遥远的一个小黑点。
Synonyms: mark (DIFFERENT AREA)smear (SPREAD)
Compare: stain noun (MARK)
smudge
verb [ I or T ] uk/smʌdʒ/ us/smʌdʒ/
（墨迹、画作等）被弄脏，被弄模糊;把…弄脏
If ink, paint, etc. smudges or if someone smudges it, it becomes dirty or not clear because someone or something has touched it.
She was crying and her mascara had smudged. 她正在哭，睫毛膏都哭花了。
Synonym: smear
Compare: mark verb (DAMAGE/MAKE DIRTY)stain verb (MARK)