[C] [usually plural]a pattern of natural marks on the surface of something, especially the skin, fur, or feathers of an animal or bird (尤指动物皮毛或鸟羽上的)斑点,斑纹
[U]the practice of staying beside a member of the other team in a game such as football in order to prevent them from getting the ball or playing effectively (足球赛等中的)盯人