详细解释:n. 污点, 脏污, 熏烟
vt. 弄脏, 使模糊, 用浓烟熏
vi. 被弄脏
词型变化：
形容词:smudgy名词:smudginess副词:smudgily动词过去式:smudged过去分词:smudged现在分词:smudging第三人称单数:smudges英语解释：
名词 smudge:
a smoky fire to drive away insectsa blemish made by dirt同义词：spot, blot, daub, smear, smirch, slur