blot /blɔt/ I. n.［c］污渍，污点：There is a blot of ink on the paper. 纸上有一滴墨水渍。‖II. vt. 1. 弄污：She blotted the paper.她把纸弄脏了。2. 用于短语动词blot out挡住：Smoke from the burning oilfields had formed a black cloud that blotted out the sun. 油田燃烧的浓烟形成的黑云挡住了阳光。